        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
      }

      #lel {
        background: yellow;
        width: 200px;
        height: 1200px;
        position: relative;
      }

      #container {
        width: 300px;
        height: 300px;
        background: rgba(0, 0, 0, 0.05);
        border: 5px solid red;
        position: absolute;
        overflow: auto;
        top: 2.5%;
        left: 5%;
      }

      #container.oi 