/* 菜单 */
.nav {
  background-color: #ba1aaa;
  position: relative;
  width: 100%;
  font-size: 18px;
  height: 48px;
}
.w1200{
  width: 1200px;
  margin: 0 auto;
}
.nav .w1200{
  text-align: left;
}
.nav a {
  display: inline-block;
  padding: 0 30px;
  height: 48px;
  line-height: 48px;
  /* line-height: 25px; */
  color: #fff;
  text-align: center;
}
.nav a:hover {
  display: inline-block;
  padding: 0 30px;
  height: 48px;
  line-height: 48px;
  /* line-height: 25px; */
  color: #fff;
  text-align: center;
  text-decoration: none;
}
.navA{
  overflow-y: scroll;
  min-height: 0;
  max-height: 165px;
}