li {
    display: list-item;
    text-align: -webkit-match-parent;
}

ul, li {
    list-style: none;
    padding: 0;
    margin: 0;
}


    .accordion{
        width: 1100px;
        height: 380px;
        overflow: hidden;
    }
    .accordion li{
        float: left;
        position: relative;
        height: 380px;
        width: 124px;
        margin-right: 0;
        overflow: hidden;
    }
   .accordion li .heading, .accordion li .bgImg{
        position: absolute;
        top: 0;
        left: 0;
        height: 380px;
        overflow: hidden;
   }
  /* .accordion li.selected{
 *         width: 460px;
 *            }*/

   .accordion li .heading{
        z-index: 8;
        width: 124px;
   }
   .accordion li .bgImg{
        width: 478px;
   }

   .accordion li em{
        display: none;
   }
   .accordion li em.sq{
        position: absolute;
        top: 0;
        left: 0;
        display: block;
        z-index: 3;
        width: 100%;
        height: 100%;
   }
   .accordion li .heading em.sq{
        background: url(https://img.alicdn.com/imgextra/i4/62459430/TB2npAJmOpnpuFjSZFkXXc4ZpXa_!!62459430.png) center no-repeat;
   }
   .accordion li .bgImg em.sq{
        background: url(https://img.alicdn.com/imgextra/i2/62459430/TB2_avzkHXlpuFjSszfXXcSGXXa_!!62459430.png) center no-repeat;
   }