ul#topnav li {
    float: left;
    position: relative;
    width: 109px;
    text-align: center;}
       /* 通用轮播样式 */
        .carousel-wrap {
            width: 1180px;
            margin: 0px auto;
            overflow: hidden;
            position: relative;}

        .carousel-list {
            display: flex;
            width: max-content;}

        .carousel-item {
        margin:0 10px;
            width: 200px;
            height: 140px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: #fff;
            border-right: 1px solid #fff;
            flex-shrink: 0;}
.carousel-item img{width: 200px;
            height: 140px;}