a:hover {
  color: rgba(108, 165, 230, 1);
}

.topside,
.header-toolbar {
  height: 50px;
  line-height: 50px;
}

.topside li {
  float: left;
  padding-right: 10px;
  position: relative;
}
.search {
    position: relative;
}
.header-toolbar li {
  float: left;
}

li.split:after {
  position: absolute;
  left: 0;
  top: 50%;
  margin-top: -6px;
  content: "";
  width: 1px;
  height: 14px;
  background: rgba(56, 56, 56, 1);
}

.header-toolbar img {
  vertical-align: middle;
}

.ghb a {
  padding: 1px 15px 1px 6px;
  opacity: 1;
  border-radius: 100px;
  background: rgba(212, 48, 48, 1);
  color: white;
}

.ipv6 a {
  color: rgba(108, 165, 230, 1);
  border: 1px solid rgba(108, 165, 230, 1);
  border-radius: 100px;
  padding: 1px 5px 1px 10px;
}

.header_main {
  height: 335px;
  background: url(../images/public/header_bg.png) no-repeat top center;
  position: relative;
}

/* .logo {
  margin-top: 40px;
} */
.logo {
    text-align: center;
}
#searchWord {
  /* position: absolute;
  right: 60px;
  top: 120px;
 */
  border: 0;
  padding-left: 30px;
  box-sizing: border-box;
  font-size: 1.125rem;
  margin-top: 30px;
  color: rgba(153, 153, 153, 1);
  width: 519px;
  height: 65px;
  opacity: 1;
  border-radius: 5px;
  background: rgba(255, 255, 255, 1);
  box-shadow: 0px 6px 40px rgba(48, 104, 184, 0.2);
}

.search form button {
  position: absolute;
      right: 14px;
    top: 41px;
  background: url(../images/public/search_icon.png) 0 0 no-repeat;
  background-size: 100%;
  width: 98px;
  height: 46px;
  border: none;
  outline: none;
  cursor: pointer;
}

.header_nav {
  height: 80px;
  line-height: 80px;
  background: rgba(0, 80, 171, 1);

  position: relative;
  z-index: 99;
  box-sizing: border-box;
}

.header_nav li {
  width: 16.6%;
  float: left;
  text-align: center;
}

.header_nav li a {
  font-size: 1.625rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 1);
  display: block;
  position: relative;
  z-index: 5;
}

.nav_ul .on {
  background: rgba(0, 88, 189, 1);
}

.nav_ul li.on a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 13px;
  transform: translateX(-50%);
  /* width: 52px;
  height: 3px; */
  border-radius: 100px;
  background: rgba(255, 255, 255, 1);
}

.nav_ul li {
  position: relative;
  overflow: hidden;
}

.nav_ul li::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: #0058bd;
  transition: height 0.3s ease;
  z-index: 2;
}

.hd_main {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 52px;
}

.hot {
  color: rgba(93, 93, 93, 1);
  font-size: 16px;
  margin-top: 10px;
}

.hot img {
  vertical-align: middle;
  margin-right: 3px;
}

.hot a {
  color: rgba(93, 93, 93, 1);
  font-size: 16px;
  margin-right: 10px;
}
.nav_ul li:hover::after {
  height: 100%;
}

@media (max-width: 1500px) {
  .nav_ul {
    padding: 0px 50px;
  }
  .hd_main {
    margin-top: 24px;
    justify-content: center;
  }

  .logo img {
    width: 80%;
  }

  #searchWord {
    width: 700px;
  }

  .search {
    position: relative;
  }

  .search form button {
    position: absolute;
    right: 20px;
    top: 40px;
  }
}

@media (max-width: 1280px) {
  .nav_ul {
    padding: 0px 0px;
  }

  .logo {
    text-align: center;
  }

  .wza {
    display: none;
  }

  #searchWord {
    width: 600px;

    top: 193px;
  }
}

@media (max-width: 992px) {
  .ipv6 {
    display: none;
  }

  .header_nav {
    height: 160px;
    background-size: auto 100%;
  }

  .header_nav li {
    width: 32%;
  }
}

@media (max-width: 768px) {
  .topside {
    display: none;
  }

  .header-toolbar {
    float: left;
  }

  .logo {
    width: 500px;
  }
}
@media (max-width: 540px) {
  #searchWord {
    width: 100%;
  }
}
@media (max-width: 450px) {
  .header_main {
    height: 361px;
  }

  #searchWord {
    top: 150px;
  }

  .header_nav li a {
    font-size: 1.25rem;
  }
}