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docs/assets/stylesheets/bootstrap/_dropdowns.scss  view on Meta::CPAN

  }
}

// Hover/Focus state
.dropdown-menu > li > a {
  &:hover,
  &:focus {
    text-decoration: none;
    color: $dropdown-link-hover-color;
    background-color: $dropdown-link-hover-bg;
  }
}

// Active state
.dropdown-menu > .active > a {
  &,
  &:hover,
  &:focus {
    color: $dropdown-link-active-color;
    text-decoration: none;
    outline: 0;
    background-color: $dropdown-link-active-bg;
  }
}

// Disabled state
//
// Gray out text and ensure the hover/focus state remains gray

.dropdown-menu > .disabled > a {
  &,
  &:hover,
  &:focus {
    color: $dropdown-link-disabled-color;
  }

  // Nuke hover/focus effects
  &:hover,
  &:focus {
    text-decoration: none;
    background-color: transparent;
    background-image: none; // Remove CSS gradient
    @include reset-filter;
    cursor: $cursor-disabled;
  }
}

// Open state for the dropdown
.open {
  // Show the menu
  > .dropdown-menu {
    display: block;
  }

  // Remove the outline when :focus is triggered
  > a {
    outline: 0;
  }
}

// Menu positioning
//
// Add extra class to `.dropdown-menu` to flip the alignment of the dropdown
// menu with the parent.
.dropdown-menu-right {
  left: auto; // Reset the default from `.dropdown-menu`
  right: 0;
}
// With v3, we enabled auto-flipping if you have a dropdown within a right
// aligned nav component. To enable the undoing of that, we provide an override
// to restore the default dropdown menu alignment.
//
// This is only for left-aligning a dropdown menu within a `.navbar-right` or
// `.pull-right` nav component.
.dropdown-menu-left {
  left: 0;
  right: auto;
}

// Dropdown section headers
.dropdown-header {
  display: block;
  padding: 3px 20px;
  font-size: $font-size-small;
  line-height: $line-height-base;
  color: $dropdown-header-color;
  white-space: nowrap; // as with > li > a
}

// Backdrop to catch body clicks on mobile, etc.
.dropdown-backdrop {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  z-index: ($zindex-dropdown - 10);
}

// Right aligned dropdowns
.pull-right > .dropdown-menu {
  right: 0;
  left: auto;
}

// Allow for dropdowns to go bottom up (aka, dropup-menu)
//
// Just add .dropup after the standard .dropdown class and you're set, bro.
// TODO: abstract this so that the navbar fixed styles are not placed here?

.dropup,
.navbar-fixed-bottom .dropdown {
  // Reverse the caret
  .caret {
    border-top: 0;
    border-bottom: $caret-width-base dashed;
    border-bottom: $caret-width-base solid \9; // IE8
    content: "";
  }
  // Different positioning for bottom up menu
  .dropdown-menu {