Nav

Documentation and examples for how to use Bootstrap’s included navigation components. document

Base Nav

For light & Dark backgrounds use .nav-light, .nav-dark modifier classes. For alignments and vertical navigation please check official documentation.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav light

Use the .nav-light class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav dark

Use the .nav-dark class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Horizontal alignment

Change the horizontal alignment of your nav with flexbox utilities. By default, navs are left-aligned, but you can easily change them to center or right aligned. Centered with .justify-content-center,.justify-content-end

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav with icon

Use .nav-icon class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav with icon top

Use .nav-icon .nav-icon-top class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav pills

Use .nav-pills class with nav and .nav-pills-rounded,.nav-pills-square for shape of pills.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav pills icon

Use .nav-icon class with .nav-pills.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav pills icon top

Use .nav-icon .nav-icon-top class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav pills soft

Use .nav-pills-soft class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Nav line

Use .nav-line class with nav.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Vertical

Stack your navigation by changing the flex item direction with the .flex-column utility or add .nav-vertical class. Need to stack them on some viewports but not others? Use the responsive versions (e.g., .flex-sm-column).

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Vertical nav pills

Add .nav-vertical class with .nav-pills.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Vertical nav line

Add .nav-vertical class with .nav-line.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
Vertical nav with icon

Add .nav-vertical class with .nav-pills.

<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<template>
    <div class="row">
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control" placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4 mb-3">
            <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Input Box">
        </div>
        <div class="col-md-4 mb-md-0 mb-3">
            <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
        </div>
        <div class="col-md-4">
            <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
        </div>
    </div>
</template>
<div class="row">
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control"placeholder="Readonly"  value="Readonly"  readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control" placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4 mb-3">
        <input type="text" class="form-control is-valid"  placeholder="Disabled" disabled>
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Input Box">
    </div>
    <div class="col-md-4 mb-md-0 mb-3">
        <input type="text" class="form-control is-invalid"  placeholder="Readonly" value="Readonly" readonly>
    </div>
    <div class="col-md-4">
        <input type="text" class="form-control is-invalid"  placeholder="Disabled" disabled>
    </div>
</div>