header {
  width: 100%;
  height: 78px;
  background: rgba(0, 0, 0, 0.04);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99;
}
header .header {
  width: 85%;
  height: 100%;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}
header .header .logo {
  width: 25%;
}
header .header .logo img {
  width: 100%;
  vertical-align: text-bottom;
}
header .header .pc_nav {
  flex: 1;
  height: 100%;
  padding: 0 5%;
  box-sizing: border-box;
  display: flex;
}
header .header .pc_nav li {
  flex: 1;
  position: relative;
}
header .header .pc_nav li > a {
  display: block;
  height: 100%;
  line-height: 78px;
  text-align: center;
  font-size: 16px;
  color: #fff;
}
header .header .pc_nav li .son {
  width: 100%;
  position: absolute;
  top: 78px;
  left: 0;
  box-shadow: 0 0 1px 1px rgba(0, 0, 0, 0.04);
  box-sizing: border-box;
  display: none;
  background: rgba(0, 0, 0, 0.04);
}
header .header .pc_nav li .son a {
  color: #fff;
  font-size: 14px;
  text-align: center;
  display: block;
  width: 100%;
  padding: 10px 0;
  box-sizing: border-box;
}
header .header .pc_nav li .son a:hover {
  color: #cc0c0c;
}
header .header .right {
  width: 20%;
  display: flex;
  justify-content: end;
  align-items: center;
}
header .header .right p {
  display: flex;
  align-items: center;
  color: #fff;
}
header .header .right .hot {
  padding-right: 5%;
  box-sizing: border-box;
  border-right: 2px solid #fff;
}
header .header .right .hot .text {
  font-size: 14px;
}
header .header .right .hot .phone {
  font-size: 18px;
}
header .header .right .search {
  padding-left: 5%;
  box-sizing: border-box;
  cursor: pointer;
}
header .header .right .search span {
  font-size: 12px;
}
header .header .right .menu,
header .header .right .close {
  display: none;
}
header .header .search_form {
  position: absolute;
  top: 80px;
  right: 0;
  width: 15%;
  display: none;
}
header .header .search_form form {
  width: 100%;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header .header .search_form form .pc_inp {
  width: 100%;
  height: 100%;
  padding: 0 2%;
  border-radius: 50px;
  border-color: #cc0c0c;
  outline: none;
  border-width: 1px;
  box-sizing: border-box;
}
header .header .search_form form .pc_btn {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 5%;
  margin: auto;
  border: none;
  background: #fff0;
  color: #cc0c0c;
  cursor: pointer;
}
header .header .web_nav {
  display: none;
}
@media screen and (max-width: 1600px) {
  header .header .logo {
    width: 20%;
  }
  header .header .pc_nav {
    padding: 0 3%;
  }
  header .header .right {
    width: 27%;
  }
}
@media screen and (max-width: 768px) {
  header {
    height: 55px;
  }
  header .header {
    width: 100%;
    padding: 0 2%;
    box-sizing: border-box;
  }
  header .header .logo {
    width: 75%;
  }
  header .header .pc_nav {
    display: none;
  }
  header .header .right .hot,
  header .header .right .search {
    display: none;
  }
  header .header .right .menu {
    display: block;
  }
  header .header .web_nav {
    position: fixed;
    padding: 50px 2%;
    box-sizing: border-box;
    top: 55px;
    left: 0;
    width: 100%;
    height: calc(100vh - 55px);
    background: rgba(0, 0, 0, 0.7);
  }
  header .header .web_nav li {
    padding: 10px 0;
    box-sizing: border-box;
    border-bottom: 1px dashed #fff;
  }
  header .header .web_nav li:nth-child(1) {
    border-bottom: none;
  }
  header .header .web_nav li > a {
    color: #fff;
    font-size: 16px;
  }
  header .header .web_nav li > a span {
    font-size: 20px;
    color: #cc0c0c;
    font-weight: bold;
  }
  header .header .web_nav li .son {
    display: flex;
    margin-top: 10px;
  }
  header .header .web_nav li .son a {
    width: 25%;
    font-size: 14px;
    color: #fff;
  }
  header .header .web_nav li form {
    position: relative;
    width: 100%;
    height: 35px;
  }
  header .header .web_nav li form .web_inp {
    width: 100%;
    height: 100%;
    padding: 0 5%;
    box-sizing: border-box;
    border: none;
    outline: none;
  }
  header .header .web_nav li form .web_btn {
    width: 100px;
    height: 100%;
    background: #cc0c0c;
    color: #fff;
    border: none;
    outline: none;
    position: absolute;
    top: 0;
    right: 0;
  }
}