bootstrap-dropdowns.css

.clearfix {
  *zoom: 1;
}

.clearfix:before,
.clearfix:after {
  display: table;
  line-height: 0;
  content: "";
}

.clearfix:after {
  clear: both;
}

.hide-text {
  font: 0/0 a;
  color: transparent;
  text-shadow: none;
  background-color: transparent;
  border: 0;
}

.input-block-level {
  display: block;
  width: 100%;
  min-height: 30px;
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

.dropup,
.dropdown {
  position: relative;
}

.dropdown-toggle {
  *margin-bottom: -3px;
}

.dropdown-toggle:active,
.open .dropdown-toggle {
  outline: 0;
}

.caret {
  display: inline-block;
  width: 0;
  height: 0;
  vertical-align: top;
  border-top: 4px solid #000000;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
  content: "";
}

.dropdown .caret {
  margin-top: 8px;
  margin-left: 2px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 1000;
  display: none;
  float: left;
  min-width: 160px;
  padding: 5px 0;
  margin: 2px 0 0;
  list-style: none;
  background-color: #ffffff;
  border: 1px solid #ccc;
  border: 1px solid rgba(0, 0, 0, 0.2);
  *border-right-width: 2px;
  *border-bottom-width: 2px;
  -webkit-border-radius: 6px;
     -moz-border-radius: 6px;
          border-radius: 6px;
  -webkit-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
     -moz-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
          box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
  -webkit-background-clip: padding-box;
     -moz-background-clip: padding;
          background-clip: padding-box;
}

.dropdown-menu.pull-right {
  right: 0;
  left: auto;
}

.dropdown-menu .divider {
  *width: 100%;
  height: 1px;
  margin: 9px 1px;
  *margin: -5px 0 5px;
  overflow: hidden;
  background-color: #e5e5e5;
  border-bottom: 1px solid #ffffff;
}

.dropdown-menu > li > a {
  display: block;
  padding: 3px 20px;
  clear: both;
  font-weight: normal;
  line-height: 20px;
  color: #333333;
  white-space: nowrap;
}

.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus,
.dropdown-submenu:hover > a,
.dropdown-submenu:focus > a {
  color: #ffffff;
  text-decoration: none;
  background-color: #0081c2;
  background-image: -moz-linear-gradient(top, #0088cc, #0077b3);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#0088cc), to(#0077b3));
  background-image: -webkit-linear-gradient(top, #0088cc, #0077b3);
  background-image: -o-linear-gradient(top, #0088cc, #0077b3);
  background-image: linear-gradient(to bottom, #0088cc, #0077b3);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff0088cc', endColorstr='#ff0077b3', GradientType=0);
}

.dropdown-menu > .active > a,
.dropdown-menu > .active > a:hover,
.dropdown-menu > .active > a:focus {
  color: #ffffff;
  text-decoration: none;
  background-color: #0081c2;
  background-image: -moz-linear-gradient(top, #0088cc, #0077b3);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#0088cc), to(#0077b3));
  background-image: -webkit-linear-gradient(top, #0088cc, #0077b3);
  background-image: -o-linear-gradient(top, #0088cc, #0077b3);
  background-image: linear-gradient(to bottom, #0088cc, #0077b3);
  background-repeat: repeat-x;
  outline: 0;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff0088cc', endColorstr='#ff0077b3', GradientType=0);
}

.dropdown-menu > .disabled > a,
.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  color: #999999;
}

.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus {
  text-decoration: none;
  cursor: default;
  background-color: transparent;
  background-image: none;
  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
}

.open {
  *z-index: 1000;
}

.open > .dropdown-menu {
  display: block;
}

.pull-right > .dropdown-menu {
  right: 0;
  left: auto;
}

.dropup .caret,
.navbar-fixed-bottom .dropdown .caret {
  border-top: 0;
  border-bottom: 4px solid #000000;
  content: "";
}

.dropup .dropdown-menu,
.navbar-fixed-bottom .dropdown .dropdown-menu {
  top: auto;
  bottom: 100%;
  margin-bottom: 1px;
}

.dropdown-submenu {
  position: relative;
}

.dropdown-submenu > .dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: -6px;
  margin-left: -1px;
  -webkit-border-radius: 0 6px 6px 6px;
     -moz-border-radius: 0 6px 6px 6px;
          border-radius: 0 6px 6px 6px;
}

.dropdown-submenu:hover > .dropdown-menu {
  display: block;
}

.dropup .dropdown-submenu > .dropdown-menu {
  top: auto;
  bottom: 0;
  margin-top: 0;
  margin-bottom: -2px;
  -webkit-border-radius: 5px 5px 5px 0;
     -moz-border-radius: 5px 5px 5px 0;
          border-radius: 5px 5px 5px 0;
}

.dropdown-submenu > a:after {
  display: block;
  float: right;
  width: 0;
  height: 0;
  margin-top: 5px;
  margin-right: -10px;
  border-color: transparent;
  border-left-color: #cccccc;
  border-style: solid;
  border-width: 5px 0 5px 5px;
  content: " ";
}

.dropdown-submenu:hover > a:after {
  border-left-color: #ffffff;
}

.dropdown-submenu.pull-left {
  float: none;
}

.dropdown-submenu.pull-left > .dropdown-menu {
  left: -100%;
  margin-left: 10px;
  -webkit-border-radius: 6px 0 6px 6px;
     -moz-border-radius: 6px 0 6px 6px;
          border-radius: 6px 0 6px 6px;
}

.dropdown .dropdown-menu .nav-header {
  padding-right: 20px;
  padding-left: 20px;
}

.typeahead {
  z-index: 1051;
  margin-top: 2px;
  -webkit-border-radius: 4px;
     -moz-border-radius: 4px;
          border-radius: 4px;
}