.enter_website {
  width: 145px;
  height: 25px;
  border-radius: 33rem;
  background-color: #0B367A;
  margin-top: 16px;
  padding-top: 6px;
  line-height: 20px;
  text-align: center;
  display: block;
  float: right;
  font-family: MicrosoftYaHei;
  font-size: 14px;
  font-weight: normal;
  font-stretch: normal;
  letter-spacing: 0px;
  color: #ffffff !important;
}
#wtNav li .active{
  position: relative;
  text-align: center;
}
#wtNav li .active .activebottom{
  width: 70px;
  height: 4px;
  border-radius: 33rem;
  background-color: #0B367A;
  position: absolute;
  bottom: -1px;
  left: 50%;
  margin-left: -35px;
}