Bootstrap provides seven styles of buttons:
To achieve the button styles above, Bootstrap has the following classes:

• .btn-default
• .btn-primary
• .btn-success
• .btn-info
• .btn-warning
• .btn-danger
• .btn-link

Large button

Default button

Small button

Extra small button

Default Primary Success Info Warning Danger Link

Large button Large button

Default button Default button

Small button Small button

Extra small button Extra small button