.bg-head{color:#fff;text-align:center;z-index:0;background-repeat:no-repeat;background-size:cover;padding:112px 0;position:relative}.bg-head .section-title{margin-bottom:24px}.bg-head .page-desc{color:#fff;max-width:594px;margin:auto}.bg-head:after{content:"";z-index:-1;background:linear-gradient(#00000080 0% 100%);width:100%;height:100%;position:absolute;top:0;left:0}@media screen and (width<=1080px){.bg-head{padding:75px 0}}