button-groups.less

//
// Button groups
// --------------------------------------------------

// Button carets
.btn .caret {
  border-top-color: @btn-default-color;
}
.dropup .btn .caret {
  border-bottom-color: @btn-default-color;
}

// Make the div behave like a button
.btn-group,
.btn-group-vertical {
  position: relative;
  display: inline-block;
  vertical-align: middle; // match .btn alignment given font-size hack above
  > .btn {
    position: relative;
    float: left;
    // Bring the "active" button to the front
    &:hover,
    &:active {
      z-index: 2;
    }
  }
}

// Prevent double borders when buttons are next to each other
.btn-group .btn + .btn {
  margin-left: -1px;
}

// Optional: Group multiple button groups together for a toolbar
.btn-toolbar {
  .clearfix();

  .btn-group {
    float: left;
  }
  // Space out series of button groups
  > .btn + .btn,
  > .btn-group + .btn,
  > .btn + .btn-group,
  > .btn-group + .btn-group {
    margin-left: 5px;
  }
}

.btn-group > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) {
  border-radius: 0;
}

// Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match
.btn-group > .btn:first-child {
  margin-left: 0;
  &:not(:last-child):not(.dropdown-toggle) {
    .border-right-radius(0);
  }
}
// Need .dropdown-toggle since :last-child doesn't apply given a .dropdown-menu immediately after it
.btn-group > .btn:last-child:not(:first-child),
.btn-group > .dropdown-toggle:not(:first-child) {
  .border-left-radius(0);
}

// Custom edits for including btn-groups within btn-groups (useful for including dropdown buttons within a btn-group)
.btn-group > .btn-group {
  float: left;