/**组件**/
.slick-dots{display:none;}
.pic div {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    width: 100%;
    height: 100%;
    transition: all .8s;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;}