.no-screenshot {
            background: #f7f9ff;
            /* margin-top: 10px; */
        }

        .ad {
            margin: 0px auto;
            overflow: hidden;
            justify-content: space-between;
            position: relative;
            width: 1200px;
            display: flex;
            padding-bottom: 10px;
        }
        .topad a {
            display: block;
            width: 597px;
            height: 50px;
            color: #fff;
            font-size: 16px;
            padding: 16px 20px;
            box-sizing: border-box;
            position: relative;
        }
        .topad img {
            position: absolute;
            left: 0;
            top: 0;
            z-index: 1;
            width: 597px;
            height: 50px;
        }
        img {
            vertical-align: middle;
            border: 0;
        }
        .ad_01 {
            z-index: 2;
            font-size: 12px;
            position: absolute;
            right: 0;
            top: 0;
            display: inline-block;
            padding: 3px 5px;
            line-height: 12px;
            background: rgba(0, 0, 0, 0.1);
            color: #fff;
        }
        .bottom a {
            display: block;
            width: 398px;
            height: 50px;
            color: #fff;
            font-size: 16px;
            padding: 16px 20px;
            box-sizing: border-box;
            position: relative;
        }
        .bottom a img {
            display: block;
            position: absolute;
            left: 0;
            top: 0;
            z-index: 1;
            width: 398px;
            height: 50px;
        }