.wall{
            margin:100px 5%;
            border: 2px solid;
            border-radius: 8px;
            padding:5px;
            }
        .wall .photo-box{

          position: relative;
             cursor: zoom-in;
            margin: 5px;
         overflow: hidden;
            }
        .wall .image{

            width: 100%;
            vertical-align: bottom;
            margin:0px auto;
            border-radius: 8px;

            }

        .wall .wrapper{
            display: flex;

            flex-wrap: wrap;
        }
         .wall .wrapper::after {
    content: '';
    flex-grow: 999999999;
        }
        .wall .pic_title{

            color:#fff;
            }
   .wall .desk{width:100%;
            position:absolute;
            left:0;
            bottom:0;
            background:linear-gradient(180deg,rgba(25,27,38,0),rgba(25,27,38,0.56));
            padding:9px;
            cursor:pointer;
            }
      .wall .top-desk{width:100%;
            position:absolute;
            left:0;
            top:0;
            background:linear-gradient(0deg,rgba(25,27,38,0),rgba(25,27,38,0.56));
            padding:9px;
          cursor:pointer;
            }
   .mask{
      position:fixed;
      top:0%;
      right:0%;
         width:100%;
         height:100%;
        z-index:3;
        display:none;
        background: rgba(200,200,200,0.5);
        }

        .mar10px
        {margin-bottom:10px;margin-top:10px;
        }