.c-container{position:relative;max-width:600px;height:450px;z-index:10}.c-container .c-item{position:relative;float:left;width:100%;height:100%;background-color:silver;z-index:15}.c-container .c-item .c-img{position:absolute;display:block;max-height:100%;width:auto;margin:0 auto;top:50%;left:50%;-ms-transform:translate(-50%,-50%);transform:translate(-50%,-50%);z-index:15}.c-container .c-arrow{position:absolute;z-index:20;top:50%;-ms-transform:translateY(-50%);transform:translateY(-50%);color:#fff}.c-container .c-next{left:95%}.c-container .c-previous{right:95%}.c-container .c-controls{position:absolute;top:50%;left:50%;-ms-transform:translate(-50%,-50%);transform:translate(-50%,-50%);margin:0 auto;text-align:center;z-index:20;color:#fff}