#categories {
  list-style: none;
}
#categories  li {  
  border-bottom: none;
  position: relative;
  padding: 4px 0;
  margin-bottom: 2px;
  overflow: hidden;
  text-shadow: none;
}
#categories li a {
  position: relative;
  display: block;
  padding-left: 12px;
  z-index: 1;
  line-height: 25px;
}
#categories li em {
  font-style: normal;
  font-size: 11px;
  right: 13px;
  position: absolute;
  top: 40px;
  z-index: 2;
  color: #000;
  line-height: 25px;
  -webkit-transition: all 0.2s ease;
     -moz-transition: all 0.2s ease;
       -o-transition: all 0.2s ease;
          transition: all 0.2s ease;
}
#categories li span {
  padding: 4px 6px;
  height: 50%;
  text-indent: -9999px;
  display: block;
  overflow: hidden;
  background: #e5e5e5;
  position: absolute;
  top: 20%;
  left: 0;
  z-index: 0;
  -webkit-border-radius: 100px;
     -moz-border-radius: 100px;
       -o-border-radius: 100px;
          border-radius: 100px; 
  -webkit-transition: width 0.5s ease;
     -moz-transition: width 0.5s ease;
       -o-transition: width 0.5s ease;
          transition: width 0.5s ease; 
}
#categories li div {
  width: 16px;
  height: 16px;
  float: right;
  text-indent: -9999px;
  position: absolute;
  top: 6px;
  right: 7px;
  opacity: 0.6;
  -webkit-transition: all 0.2s ease;
     -moz-transition: all 0.2s ease;
       -o-transition: all 0.2s ease;
          transition: all 0.2s ease; 
} 
#categories li div.category-name {
  background: url('category.png') no-repeat;
}
#categories li:hover em {
  top: 5px;
}
#categories li:hover span {
  width: 96% !important;
}
#categories li:hover div {
  top: 40px;
}