.flex {
  display: flex;
}
.align_center {
  align-items: center;
}
.j_between {
  justify-content: space-between;
}
.j_center {
  justify-content: center;
}
.header{
    width:100%;
    height:100px;
    background: #fff;
    position: fixed;
    top:0;
    left:0;
    z-index: 999;
}
.header_container{
    width:1200px;
    height:100%;
    margin:0 auto;
}
.header_nav{
    height:100%;
}
.header_nav_item{
    display: block;
    padding:0 30px;
    font-size: 18px;
    color:#858585;
    line-height: 100px;
    position: relative;
}
.header_nav_item.active{
    background: #fdeff0;
    color:#e62129;
    font-weight: bold;
}
.header_nav_item.active:before{
    content:"";
    width:100%;
    height:4px;
    background: #e62129;
    position: absolute;
    top:0;
    left: 0;
}
.current{
    width:100%;
    height:54px;
    border-bottom:1px solid #e62129;
}
.current a{
    font-size: 14px;
    color:#999;
    line-height: 54px;
}
.current a.curr{
    color:#e62129;
    font-weight: bold;
}
.footer{
    width:100%;
    height:auto;
    overflow: hidden;
    padding:40px 0 0;
    background: #d8d8d8;
}
.footer_container{
    width: 1200px;
    height:auto;
    overflow: hidden;
    margin:0 auto;
    padding-bottom: 20px;
}
.footer_left{
    width:63%;
    height:auto;
    overflow: hidden;
}
.footer_logo img:nth-child(2){
    padding-left:58px;
}
.footer_nav{
    padding-top:39px;
}
.footer_nav_item{
    font-size: 14px;
    color:#333;
    padding:0 19px;
    border-left:1px solid #333;
}
.footer_nav_item:first-child{
    padding-left:0;
    border-left:none;
}
.footer_left p{
    font-size: 14px;
    color:#333;
    padding-top:19px;
}
.footer_about{
    line-height: 2;
    padding-top:10px!important;
}
.footer_code{
    width:300px;
    height:auto;
    overflow: hidden;
}
.footer_code_item{
    width:132px;
    height:auto;
    overflow: hidden;
}
.footer_code_item img{
    width:100%;
    height:132px;
}
.footer_code_text{
    font-size: 14px;
    color:#333;
    text-align: center;
    padding-top:20px;
}