.read-the-docs {
          color: #888;
        }
        .box_archives{
          width:100%;
          padding: 80px 0;
          color: #fff;
          font-size: 18px;
          background: url('2019/img/2024DA/6.png');
        }
        .student_box{
            overflow: hidden;
            display: inline-block;
            outline: none; 
            /* box-sizing: border-box; */
        }
        .student_box>div>div{
            position: relative;
            width:238px;
            height:150px;
            border:1px solid #ccc;
            padding-top: 60px;
            float: left;
            margin:0 4px 4px 0px ;
            box-sizing: border-box;
            z-index: 1;
            cursor: pointer;
           
        }
        .student_box>div>div>img,.in_box_bottom>img,.in_box_top>img{
            transform:scale(0.5);
            display: none;
        }
        .student_box>div{
            overflow: hidden;
        }
        .in_box{
            width: 238px;
            display: inline-block;
            height: 304px;
            border: 1px solid #ccc;
            vertical-align: top;
            box-sizing: border-box;
            margin-right: 4px;
            background: url('2019/img/2024DA/13.png') no-repeat center;
            background-size:100%;
            position: relative;
            z-index: 1;
        }
        .in_box>div{
            height: 150px;
            /* line-height: 150px; */
            padding-top: 40px;
            box-sizing: border-box;
            cursor: pointer;
        }
        p{
            margin: 0px;
            box-sizing: border-box;
        }
        .in_box,.student_box>div>div{
            /* position: relative; */
        }
        .student_box>div>div::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(39, 107, 156, 0.7);
            z-index: -1;
        }
        .in_box::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
           background-color: rgba(147, 105, 105, 0.7); /* 浅灰色透明度50% */
            z-index: -1;
        }
        .student_box>div>div:hover{
            background-size: 120% !important;
            -webkit-transition: background-size .3s linear;
            transition: background-size .3s linear;
            box-shadow: 0 0 10px rgba(10, 10, 10, 0.5); /* 鼠标移入时的阴影效果 */
        }
        .student_box>div>div:hover img{
            display: inline-block;
        }
        .in_box:hover{
            background-size: 120%;
            -webkit-transition: background-size .3s linear;
            transition: background-size .3s linear;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.5); /* 鼠标移入时的阴影效果 */
        }
        .in_box_top:hover img{
            /* color: refd */
            display: inline-block;
        }
        .in_box_bottom:hover img{
            /* color: refd */
            display: inline-block;
        }