buttons.less

// BUTTON STYLES
// -------------


// Colors
// ------

.btn {
  // Set text color
  &.primary,
  &.primary:hover,
  &.danger,
  &.danger:hover,
  &.success,
  &.success:hover,
  &.info,
  &.info:hover {
    text-shadow: 0 -1px 0 rgba(0,0,0,.25);
    color: @white
  }
  &.primary {
    .buttonBackground(@primaryButtonBackground, spin(@primaryButtonBackground, 15));
  }
  // Danger and error appear as red
  &.danger {
    .buttonBackground(#ee5f5b, #c43c35);
  }
  // Success appears as green
  &.success {
    .buttonBackground(#62c462, #57a957);
  }
  // Info appears as a neutral blue
  &.info {
    .buttonBackground(#5bc0de, #339bb9);
  }
}

// Base styles
// -----------

.btn {
  // Button Base
  display: inline-block;
  padding: 4px 10px 4px;
  font-size: @baseFontSize;
  line-height: @baseLineHeight;
  color: @grayDark;
  text-align: center;
  text-shadow: 0 1px 1px rgba(255,255,255,.75);
  #gradient > .vertical-three-colors(@white, @white, 25%, darken(@white, 10%)); // Don't use .gradientbar() here since it does a three-color gradient
  border: 1px solid #ccc;
  border-bottom-color: #bbb;
  .border-radius(4px);
  @shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
  .box-shadow(@shadow);
  cursor: pointer;

  .ie7-restore-left-whitespace();

  &:hover {
    color: @grayDark;
    text-decoration: none;
    background-color: darken(@white, 10%);
    background-position: 0 -15px;

    // transition is only when going to hover, otherwise the background
    // behind the gradient (there for IE<=9 fallback) gets mismatched
    .transition(background-position .1s linear);
  }