# btn

### Basic Usage

Button Element Anchor Element Label Element Router Link

### Sizes

Small Medium Large

### Variants

Primary Secondary Success Danger Warning Info Dark Light Muted

### Active

Active

### Disabled

Disabled

### Block

Primary Secondary Success Danger Warning Info Dark Light Muted

## Non-Standard Bootstrap Features

Currently Bootstrap doesn't support the following features out of the box, however these are common concepts that users may need when building a responsive application. If/when Bootstrap implements these features, they will be removed from the library.

### Responsive Block Sizes

btn-xs-block btn-sm-block btn-md-block btn-lg-block btn-xl-block

### Auto Margins

btn-md-block btn-md-block btn-md-block