.header {
  position: relative;
}
.header .wza{
  right: .1rem;
  top:.1rem;
  width: 22vw;
  line-height: .5rem;
  border-radius: .3rem;
  background: #bb1f1f;
  color: #FFFFFF;
  text-align: center;
  position: absolute;
}
.header .wza i{
  width: .35rem;
  display: inline-block;
  vertical-align: -0.08rem;
  height: .35rem;
  background: url("/public/icon_wza_w.png") no-repeat;
  background-size: 100% 100%;
}
.header .headerMain {
  background: url("/public_m/banner_m.jpg") no-repeat;
  background-size: 100% 100%;
  width: 100%;
  height: 56vw;
}
.header .headerMain .logo {
  display: block;
  margin: 0 auto;
  padding-top: 0.6rem;
  width: 70%;
}
.header .headerMain .logo img {
  display: block;
  margin: 0 auto;
  width: 100%;
}
.header .headerMain .search {
  position: relative;
  width: 49%;
  height: 0.56rem;
  line-height: 0.56rem;
  margin: 0.8rem auto 0;
  overflow: hidden;
  border-radius: 0.4rem;
  border: 1px solid #bb1f1f;
}
.header .headerMain .search form {
  background: #FFFFFF;
  height: 0.56rem;
  border-right: none;
  box-sizing: border-box;
  border-radius: 0.4rem;
}
.header .headerMain .search form input {
  height: 100%;
  width: 82%;
  display: block;
  float: left;
  font-size: 0.28rem;
  text-indent: 0.1rem;
  outline: none;
  border: none;
  background: none;
}
.header .headerMain .search form button {
  height: 0.56rem;
  width: 16%;
  border: none;
  background: none;
  cursor: pointer;
}
.header .headerMain .search form button img {
  width: 0.34rem;
}
.header .nav {
  background: #bb1f1f;
}
.header .nav li {
  float: left;
  font-size: 0.34rem;
  text-align: center;
  color: #FFFFFF;
  width: 33.3%;
  line-height: 1rem;
  font-weight: bold;
}
.header .nav li.active {
  background: url("/public_m/nav_a_m.png") no-repeat bottom right;
  background-size: 100% 100%;
}