.banner video { width:100%; height:100%; transition: all 0.5s ease 0s; object-fit: fill;}
.banner video{max-width: 100%; width: 100%;
    height: auto;
    background: #000;
    position: absolute;left: 50%;margin-left: -50%;
    bottom: 0;top:0;}
    
    .banner {
    margin: 0;
    overflow: hidden;
    
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;}
.banner a {
    display: block;
    position: relative;
    height: 100%;}
    
    
    .banner .slick,.banner .slick-list,.banner .slick-initialized .slick-slide,.banner .slick-track,.banner a {
    height: 100%;}