header{
    width: 1524px;
    margin: 0 auto;
    height: 90px;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
header ol {
    width: 70%;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
header ol li{
    width: calc(100% / 8);
    height: 100%;
    position: relative;
}
header ol li span{
    display: none;
    width: 74px;
    height: 3px;
    background: #E75D3F;
    border-radius: 2px;
    position: absolute;
    left: 50%;
    margin-left: -37px;
    bottom: 25px;
}
header ol li .hot{
    position: absolute;
    right: 6px;
    top: 20px;
}
header ol li a{
    display: flex;
    width: 100%;
    height: 100%;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #333333;
    align-items: center;
    justify-content: center;
}
header ol li a img{
    margin-left: 5px;
}
header ol li:hover a{
    color: #E75D3F;
}
header ol .opt span{
    display: block;
}
header ol .opt a{
    color: #E75D3F;
}
.head-sele{
    width: 100px;
    height: 86px;
    background: #FFFFFF;
    box-shadow: 0px 0px 15px 0px rgb(0 0 0 / 6%);
    position: absolute;
    z-index: 999999;
    left: 50%;
    margin-left: -50px;
    top: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    display: none;
}
header ol li .head-sele a{
    display: block;
    width: 90px;
    height: 30px;
    text-align: center;
    line-height: 30px;

}
header ol li:hover .head-sele a{
    color: #333;
}
header ol li .head-sele a:hover{
    color: #151D3F;
    font-weight: bold;
    background: #F1F2F7;
}
@media only screen and (max-width: 1440px) {
   header{
       width: 100%;
   }
}