.header {
  width: 100%;
  height: 110px;
  box-shadow: 0px 0px 4px #cacaca;

}

.header .header_left {
  margin-top: 30px;
  float: left;
  display: flex;
  justify-content: flex-start;
  align-items: center;
}
.header .header_right {
  float: right;
}
.header .header_right ul {

}
.header .header_right ul li {
  float: left;
  margin: 0 14px;
}
.header .header_right ul li:hover .menu_list{
  height: 432px;
}
.header .header_right ul li.menu {
  position: relative;
}
.header .header_right ul li .menu_list{
  position: absolute;
  top: 110px;
  left: -60px;
  height: 0px;
  overflow: hidden;
  transition: all 0.5s ease;
  z-index: 99;
  width: 200px;
  background-color: #fff;
  box-sizing: border-box;
  text-align: center;
}
/*.header .header_right ul li .menu_list .pro_item{
  height: 60px;
  
}*/
.header .header_right ul li .menu_list .pro_item a{
  line-height: 54px;
  font-size: 14px;
  color: #666;
}
.header .header_right ul li .menu_list .pro_item:hover{
  background-color: #004098;
  color: #fff;
}
.header .header_right ul li .menu_list .pro_item:hover a{
  color: #fff;
  
}
.header .header_right ul li:nth-child(1) {
  margin-left: 0;
}
.header .header_right ul li:nth-child(6) {
  margin-right: 0;
}
.header .header_right ul li a {
  font-size: 16px;
  color: #333;
  line-height: 110px;
}
.header .header_left .img {
  width: 100px;
}
.header .header_left .img img {
  width: 100%;
}
.header .header_left .txt {
  margin-left: 16px;
}
.header .header_left h3 {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: #333;
  margin-bottom: 4px;
}
.header .header_left span {
  font-size: 13px;
  letter-spacing: 1px;
  color: #999;
}

.footer {
  margin-top: 0px;
  width: 100%;
  height: 310px;
  background-color: #000;
  overflow: hidden;
}
.footer .footer_contact {
  height: 60px;
  line-height: 60px;
  width: 100%;
  border-bottom: 1px solid #434343;
}
.footer .footer_nav {
  width: 1200px;
  margin: 50px auto;
  overflow: hidden;
}
.footer .footer_icp {
  height: 60px;
  line-height: 60px;
  width: 100%;
  border-top: 1px solid #2f2f2f;
  text-align: center;
  font-size: 14px;
  color: #999999;
}
.footer .footer_contact ul {
  width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}
.footer .footer_contact ul li a {
  color: #a8a8a8;
  font-size: 14px;
}
.footer .footer_contact i {
  margin-right: 6px;
}

.footer .footer_nav .footer_logo {
  width: 14%;
  float: left;
}
.footer .footer_nav .footer_logo img {
  width: 100%;
}
.footer .footer_nav ul {
  margin-left: 8%;
  width: 60%;
  float: left;
  margin-top: 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
}
.footer .footer_nav ul li a {
  color: #b1b1b1;
}
.footer_top {
  float: right;
  width: 60px;
  height: 60px;
  background-color: #fff;
  border-radius: 30px;
  text-align: center;
  line-height: 60px;
  cursor: pointer;
}
.footer_top i {
  color: #000;
}
.footer .footer_icp a {
  font-size: 14px;
  color: #999;
  display: inline-block;
  margin-left: 20px;
}
@media screen and (max-width: 992px){
  .header{
    height:50px;
  }
}