.ad_code
     {
          position: relative;
          float: left;
          width: 100%;
          box-sizing: border-box;
     }
     .ad_code .ad_code_con
     {
          position: relative;
          float: left;
          width: 100%;
          box-sizing: border-box;
     }
     .ad_code .ad_code_con img
     {
          position: relative;
          float: left;
          width: 100%;
          box-sizing: border-box;
     }
     .ad_code .ad_code_con span
     {
          position: absolute;
          float: left;
          left: 0%;
          bottom: 0px;
          width: auto;
          box-sizing: border-box;
          padding: 2px 10px;
          font-size: 8pt;
          background: red;
          color: white;
          border-radius: 50px;
          opacity: 0.5;
     }