dropdownmenu.css in Notifications widget 8

.dropdown-menu:after,
.dropdown-menu:before {
  bottom: 100%;
  left: 50%;
  border: solid transparent;
  content: " ";
  height: 0;
  width: 0;
  position: absolute;
  pointer-events: none;
}

@media only screen and (min-width: 992px) {
  .dropdown-menu: before {
    border-color: rgba(221, 221, 221, 0);
    border-bottom-color: #fff;
    border-width: 9px;
    margin-left: -15px;
  }
  .dropdown-menu:after {
    border-color: rgba(221, 221, 221, 0);
    border-bottom-color: #fff;
    border-width: 9px;
    margin-left: -15px;
  }
  .dropdown-menu {
    background: #fff!important;
    border: 0;
  }

  .open .dropdown-menu a {
    background: #fff;
    color: #333!important;
    text-decoration: none;
  }


}
@media only screen and (max-width: 767px) {
  .navbar-collapse .dropdown-menu {
    background: #666!important;
    border: 0;
    box-shadow: 0 2px 2px #e5e5e5;
    border: solid 1px #e5e5e5;
  }

  .navbar-collapse .open .dropdown-menu a {
    background: #666!important;
    color: #fff!important;
    text-decoration: none;
  }
}

@media (min-width:  768px) and (max-width: 991px) {
  .navbar-nav .open .dropdown-menu {
    position: static;
    float: none;
    width: auto;
    margin-top: 0;
    background-color: transparent;
    border: 0;
    -webkit-box-shadow: none;
    box-shadow: none;
  }
  .navbar-nav .open .dropdown-menu > li > a {
    line-height: 20px;
  }
  .navbar-nav .open .dropdown-menu > li > a,
  .navbar-nav .open .dropdown-menu .dropdown-header {
    padding: 5px 15px 5px 25px;
  }
  .dropdown-menu > li > a {
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: normal;
    line-height: 1.42857143;
    color: #333;
    white-space: nowrap;
  }
  .navbar-header {
    float: none;
  }
  .navbar-toggle {
    display: block;
  }
  .navbar-collapse {
    border-top: 1px solid transparent;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
  }
  .navbar-collapse.collapse {
    display: none!important;
  }
  .navbar-nav {
    float: none!important;
    /*margin: 7.5px -15px;*/
    margin: 7.5px 50px 7.5px -15px;
  }
  .navbar-nav>li {
    float: none;
  }
  .navbar-nav>li>a {
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .navbar-text {
    float: none;
    margin: 15px 0;
  }
  /* since 3.1.0 */
  .navbar-collapse.collapse.in {
    display: block!important;
  }
  .collapsing {
    overflow: hidden!important;
  }

  .navbar-header .navbar-collapse {
    position: absolute;
    left: -25px;
    right: -25px;
    top: 60px;
    background: #333;
  }
  .navbar-header .navbar-collapse ul li a {
    text-align: left;
    position: relative;
  }
  .navbar-header .navbar-collapse ul li.dropdown a .caret {
    position: absolute;
    right: 25px;
    top: 49%;
  }
  .navbar-collapse {
    padding: 0;
    border: 0;
  }
  header ul.nav li a {
    padding: 10px 25px!important;
  }

  .navbar-collapse ul li {
    border-bottom: solid 1px #666;
  }
  .navbar-toggle {
    padding: 9px 0!important;
    border: 0!important;
    border-radius: 0!important;
  }
  .navbar-default .navbar-toggle .icon-bar {
    background-color: #fff!important;
  }
  .navbar-toggle .icon-bar {
    width: 35px;
    height: 4px;
  }
  .navbar-toggle .icon-bar + .icon-bar {
    margin-top: 7px!important;
  }
  .navbar-default .navbar-toggle:hover,
  .navbar-default .navbar-toggle:focus {
    background: transparent!important;
  }
  .navbar-default .navbar-toggle:hover .icon-bar,
  .navbar-default .navbar-toggle:focus .icon-bar {
    background: #ed9649!important;
  }
  .navbar-collapse .dropdown-menu {
    background: #666!important;
    border: 0;
    box-shadow: 0 2px 2px #e5e5e5;
    border: solid 1px #e5e5e5;
  }

  .navbar-collapse .open .dropdown-menu a {
    background: #666;
    color: #fff!important;
    text-decoration: none;
  }
}