@media screen and (max-width:1440px){
    .width1480,.link-cont,.sidebar,.logo{width: 1280px}
    .index-cont,.secondary-main{width: 100%}
    .index-main,.cjjs-swiper{width: 1240px}
    .link-item h3 span{display: none;font-size: 0}
    .sidebar div a{margin:0 22px}
}