bootstrap 3 small button code example
Example 1: large button in bootstrap
<!-- Large buttons -->
<button type="button" class="btn btn-primary btn-lg">Large button</button>
<!-- Medium Buttons -->
<button type="button" class="btn btn-primary">Large button</button>
<!-- Small Buttons -->
<button type="button" class="btn btn-primary btn-sm">Large button</button>
<!-- Block Buttons -->
<button type="button" class="btn btn-primary btn-lg btn-block">Block level button</button>
Example 2: bootstrap 4 button
<button type="button" class="btn btn-primary">Primary</button>
<button type="button" class="btn btn-secondary">Secondary</button>
<button type="button" class="btn btn-success">Success</button>
<button type="button" class="btn btn-danger">Danger</button>
<button type="button" class="btn btn-warning">Warning</button>
<button type="button" class="btn btn-info">Info</button>
<button type="button" class="btn btn-light">Light</button>
<button type="button" class="btn btn-dark">Dark</button>
<button type="button" class="btn btn-link">Link</button>
Example 3: bootstrap 3 btn size
<button type="button" class="btn btn-primary btn-lg">Large button</button>
<button type="button" class="btn btn-secondary btn-lg">Large button</button>
<button type="button" class="btn btn-primary btn-sm">Small button</button>
<button type="button" class="btn btn-secondary btn-sm">Small button</button>
<button type="button" class="btn btn-primary btn-lg btn-block">Block level button</button>
<button type="button" class="btn btn-secondary btn-lg btn-block">Block level button</button>
Example 4: bootstrap buttons
<button type="button" class="btn btn-primary">Blue</button>
<button type="button" class="btn btn-secondary">Grey</button>
<button type="button" class="btn btn-success">Green</button>
<button type="button" class="btn btn-danger">Red</button>
<button type="button" class="btn btn-warning">Orange</button>
<button type="button" class="btn btn-info">Navy Blue</button>
<button type="button" class="btn btn-light">Light Grey</button>
<button type="button" class="btn btn-dark">Black</button>
<button type="button" class="btn btn-link">Link</button>