.btn-default, .btn-primary, .btn-success, .btn-info, .btn-warning, .btn-danger
  +box-shadow(inset 0 1px 0 rgba(255, 255, 255, 0.15), 0 1px 1px rgba(0, 0, 0, 0.075))
  +text-shadow(0 -1px 0 rgba(0, 0, 0, 0.2))

.btn-default:active, .btn-primary:active, .btn-success:active, .btn-info:active, .btn-warning:active, .btn-danger:active, .btn-default.active, .btn-primary.active, .btn-success.active, .btn-info.active, .btn-warning.active, .btn-danger.active
  +box-shadow(inset 0 3px 5px rgba(0, 0, 0, 0.125))

.btn
  &:active, &.active
    background-image: none

.btn-default
  +text-shadow(0 1px 0 #fff)
  +background-image(linear-gradient(to bottom, #fff 0%, #e0e0e0 100%))
  background-repeat: repeat-x
  border-color: #dbdbdb
  border-color: #ccc
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe0e0e0', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #e0e0e0
    background-position: 0 -15px
  &:active, &.active
    background-color: #e0e0e0
    border-color: #dbdbdb

.btn-primary
  +background-image(linear-gradient(to bottom, #0089d7 0%, #015db0 100%))
  background-repeat: repeat-x
  border-color: #005bae
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff0089d7', endColorstr='#ff015db0', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #005bae
    background-position: 0 -15px
  &:active, &.active
    background-color: #005bae
    border-color: #2b669a

.btn-success
  +background-image(linear-gradient(to bottom, #5cb85c 0%, #419641 100%))
  background-repeat: repeat-x
  border-color: #3e8f3e
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff5cb85c', endColorstr='#ff419641', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #419641
    background-position: 0 -15px
  &:active, &.active
    background-color: #419641
    border-color: #3e8f3e

.btn-warning
  +background-image(linear-gradient(to bottom, #f0ad4e 0%, #eb9316 100%))
  background-repeat: repeat-x
  border-color: #e38d13
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#fff0ad4e', endColorstr='#ffeb9316', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #eb9316
    background-position: 0 -15px
  &:active, &.active
    background-color: #eb9316
    border-color: #e38d13

.btn-danger
  +background-image(linear-gradient(to bottom, #d9534f 0%, #c12e2a 100%))
  background-repeat: repeat-x
  border-color: #b92c28
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffd9534f', endColorstr='#ffc12e2a', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #c12e2a
    background-position: 0 -15px
  &:active, &.active
    background-color: #c12e2a
    border-color: #b92c28

.btn-info
  +background-image(linear-gradient(to bottom, #5bc0de 0%, #2aabd2 100%))
  background-repeat: repeat-x
  border-color: #28a4c9
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff5bc0de', endColorstr='#ff2aabd2', GradientType=0)
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false)

  &:hover, &:focus
    background-color: #2aabd2
    background-position: 0 -15px
  &:active, &.active
    background-color: #2aabd2
    border-color: #28a4c9