.top-header{position:relative;width:100%;height:80px;display:flex;justify-content:space-between;flex-shrink:0}.top-header .header-center-decoration{width:50%;height:60px;margin-top:18px}.top-header .header-left-decoration,.top-header .header-right-decoration{width:25%;height:60px}.top-header .header-right-decoration-close{width:200px;height:30px;position:absolute;right:50px}.top-header .header-right-decoration-close a{color:#fff;padding:0 10px}.top-header .header-right-decoration-close a:hover{color:orange}.top-header .header-operateis{height:30px;position:absolute;padding:3px}.top-header .header-operateis .header-btn{width:100px;height:24px;text-align:center;float:left;margin-right:10px;cursor:pointer}.top-header .header-operateis .header-btn.header-btn-active{color:#00bfff}.top-header .header-right-operateis{right:50px}.top-header .header-left-operateis{left:80px}.top-header .center-title{position:absolute;font-size:32px;font-weight:700;left:50%;top:0;transform:translateX(-50%)}