body{margin:0;padding:0;}
.con{width:100%;height:793px;position:relative;}
.accordion{background:#141414;overflow:hidden;position:relative;}
.accordion ul{width:auto;}
.accordion ul li{display:block;overflow:hidden;position:relative;float:left;-webkit-transition:all .5s;-moz-transition:all .5s;-ms-transition:all .5s;-o-transition:all .5s;transition:all .5s; }
.accordion ul li img{display:block;}
.accordion .btn{display: none;}