@media screen and (max-width: 1930px) { .news ul li .pic { height: 253px; } .news ul li img { height: 100%; } .slick{height:984px;} .slick img{width:100%;height:984px;} } @media screen and (max-width: 1800px) { .box-fl .logo img { width: 80%; } .box-fl .nava li a { padding-left: 4%; font-size: 15px; font-weight: bold; } .slick { height: 540px !important; } .slick img { height: 540px; } .slick-prev{left:83%;} .news ul li .pic { height: 200px; } .news ul li img { height: 100%; } }