Components
Forms
Style and validate forms beautifully with Bootstrap's comprehensive form components.
Bootstrap Forms
Bootstrap provides extensive form styling through CSS classes. Key form classes:
.form-control— text inputs, textareas, selects.form-check— checkboxes and radio buttons.form-label— labels.form-text— help text.mb-3— spacing between form groups
Floating Labels
Bootstrap 5 includes floating label inputs that animate from placeholder to label on focus.
Validation
Add .was-validated to the form to show validation states. Use :valid and :invalid pseudo-classes with Bootstrap's feedback components.
Example
html
<!-- Basic form -->
<form>
<div class="mb-3">
<label for="email" class="form-label">Email address</label>
<input type="email" class="form-control" id="email" placeholder="name@example.com">
<div class="form-text">We'll never share your email.</div>
</div>
<div class="mb-3">
<label for="password" class="form-label">Password</label>
<input type="password" class="form-control" id="password">
</div>
<div class="mb-3 form-check">
<input type="checkbox" class="form-check-input" id="remember">
<label class="form-check-label" for="remember">Remember me</label>
</div>
<button type="submit" class="btn btn-primary">Submit</button>
</form>
<!-- Floating labels -->
<div class="form-floating mb-3">
<input type="email" class="form-control" id="floatEmail" placeholder="x">
<label for="floatEmail">Email address</label>
</div>
<!-- Input group -->
<div class="input-group mb-3">
<span class="input-group-text">@</span>
<input type="text" class="form-control" placeholder="Username">
</div>
<!-- Select -->
<select class="form-select mb-3">
<option selected>Open this select menu</option>
<option value="1">One</option>
<option value="2">Two</option>
</select>
<!-- Validation -->
<form class="needs-validation" novalidate>
<div class="mb-3">
<input type="text" class="form-control" required>
<div class="valid-feedback">Looks good!</div>
<div class="invalid-feedback">Please provide a value.</div>
</div>
<button class="btn btn-primary" type="submit">Submit</button>
</form>Try it yourself — HTML