#layer3 {
  position: absolute;
  left: 50%;
  margin-left:-540px;
  top: 70px;
  width: 1080px;
  height: 33px;
  z-index: 4;
}

#dropmenu {
  list-style-type : none;
  width: 1080px;
  height: 33px;
  margin: 0px;
  padding: 0;
  background: #0000ff;
  border-radius: 3px 3px 0 0;
}
#dropmenu li {
  position: relative;
  width: 180px;
  float: left;
  margin: 0;
  padding: 0;
  text-align: center;
}
#dropmenu li a {
  display: block;
  margin: 0;
  padding: 9px 0 8px;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  line-height: 1;
  text-decoration: none;
}
#dropmenu li ul {
  position: absolute;
  top: 100%;
  left: 0;
   width: 100%;
  list-style: none;
  margin: 0;
  border-radius: 0 0 3px 3px;
}
#dropmenu li ul li{
  overflow: hidden;
  width: 100%;
  height: 0;
  color: #fff;
}
#dropmenu li ul li a{
  padding: 9px 25px;
  background: #00ffff;
  text-align: center;
  font-size: 16px;
  color: #000000;
  font-weight: normal;
}
#dropmenu li:hover > a{
  background: #56fefe;
  color: #ffffb3;
}
#dropmenu > li:hover > a{
  border-radius: 3px 3px 0 0;
}
#dropmenu li:hover ul li{
  overflow: visible;
  height: 32px;
  border-top: 1px solid #0000ff;
  border-bottom: 1px solid #616d0b;
}
#dropmenu li:hover ul li:first-child{
  border-top: 0;
}
#dropmenu li:hover ul li:last-child{
  border-bottom: 0;
}
#dropmenu li:hover ul li:last-child a{
  border-radius: 0 0 3px 3px;
}