.dropmenu{
  *zoom: 1;
  list-style-type: none;
  width: 900px;
  margin: 5px auto 0px;
  padding: 0px;
  font-weight: normal;
}
.dropmenu:before, .dropmenu:after{
  content: "";
  display: table;
}
.dropmenu:after{
  clear: both;
}
.dropmenu li{
  position: relative;
  width: 20%;
  float: left;
  margin: 0;
  padding: 0;
  text-align: center;
}
.dropmenu li a{
  display: block;
  margin: 0;
  padding: 15px 0 11px;
  background: #9bcdfd;
  color: #003c94;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
}
.dropmenu li ul{
  list-style: none;
  position: absolute;
  z-index: 9999;
  top: 100%;
  left: 0;
  margin: 0;
  padding: 0;
}
.dropmenu li ul li{
  width: 100%;
}
.dropmenu li ul li a{
  padding: 13px 25px;
  border-top: 1px solid #9bcdfd;
  background: #fdf9ef;
  text-align: left;
}
.dropmenu li:hover > a{
  background: #fdf9ef;
}
.dropmenu li a:hover{
  background: #4b92d5;
}


/*====================================
スライドしながら伸び縮み
=====================================*/
.dropmenu li ul li{
  overflow: hidden;
  height: 0;
  transition: .2s;
}
.dropmenu li:hover ul li{
  overflow: visible;
  height: 38px;
}