.container {
        margin:auto;
    }

    #box {
      width: 100%;
      height: 100%;
      position: absolute;
      -webkit-transform-style: preserve-3d;
         -moz-transform-style: preserve-3d;
           -o-transform-style: preserve-3d;
              transform-style: preserve-3d;
      -webkit-transition: -webkit-transform 1s;
         -moz-transition: -moz-transform 1s;
           -o-transition: -o-transform 1s;
              transition: transform 1s;
    }

    #box div {
      display: block;
      position: absolute;
      border: 2px solid black;
    }

    #box.panels-backface-invisible div {
              backface-visibility: hidden;
              -webkit-backface-visibility: hidden;
    }

    #box img {
        border-radius:2px;
    }
    
    #options button {
            background-color: #00a3ff;
            color: white;
            border: 1px solid rgb(0, 194, 255);
            border-radius: 2px;
    }