nav{
  width:1288px;
  margin: 6px auto;
}

ul{
  margin: 0px;
  padding: 0px;
  list-style: none;
}

ul.dropdown{ 
  position: absolute; 
}

ul.dropdown li{ 
  font-weight: bold; 
  float: left; 
  width: 180px; 
  position: relative;
  z-index: 2000;
  background: #e6e7e8;
}

ul.dropdown a:hover{ 
  color: #000; 
}

ul.dropdown li a { 
  display: block; 
  padding: 20px 8px;
  color: #34495e; 
  position: relative; 
  z-index: 2001; 
  text-align: center;
  text-decoration: none;
  font-weight: 300;
  font-size:20px;
  background: url(../images/xnav2b.jpg) center center no-repeat;
}

ul.dropdown li a:hover,
ul.dropdown li a.hover{ 
  position: relative;
  color: red;
}


ul.dropdown ul{ 
 display: none;
 position: absolute; 
  top: 0; 
  left: 0; 
  width: 180px; 
  z-index: 2000;
}

ul.dropdown ul li { 
  font-weight: normal; 
  background: #f6f6f6; 
  color: #000; 
  border-bottom: 1px solid #ccc; 
}

ul.dropdown ul li a{ 
  display: block; 
  color: #000000 !important;
  background: #eee !important;
} 

ul.dropdown ul li a:hover{
  display: block; 
  background: #3498db !important;
  color: #fff !important;
} 

.drop > a{
  position: relative;
}

.drop > a:after{
  position: absolute;
  right: 33px;
  top: 40%;
  border-left: 5px solid transparent;
  border-top: 5px solid #333;
  border-right: 5px solid transparent;
  z-index: 2000;
}

.drop > a:hover:after{
  content:"";
   border-left: 5px solid transparent;
  border-top: 5px solid #red;
  border-right: 5px solid transparent;
}