.header{
    width: 100%;
    aspect-ratio: 1920 / 84;
    padding-top: 4px;
    text-align: center;
    background-color: white;
}
.header li {
    float:left;
    margin: 0 68px;
}
.header a {
    display:inline-block;
    text-decoration: none;
    color: black;
    font-weight: 500;
    font-size: 20px;
}
.header .center{
    display: inline-block;
    width: 80%;
    text-align: justify;
    justify-content: space-between;
}
.header .header-left,
.header .header-right{
    display: inline-block;
}
.header-left{
    margin: 0.6% 0;
}
.header-left .logo{
    width: 242px;
    aspect-ratio: 86 / 30.67;
    margin-left: 20px;

}
.header-right{
    line-height: 83.99px;
    float: right;
    margin: 0.6% 0;
}
.header-right .active{
    color: #ff8f00;
    text-decoration: #ff8f00;
}



