.it[data-v-e4caf1e2] .top-nav{background:url(../../assets/img/IT_bg.73a8dd89.png) no-repeat 50%;background-size:cover}.it .block-sub-tit[data-v-e4caf1e2]{line-height:28px;font-size:14px;text-align:center}.it .block-sub-tit[data-v-e4caf1e2]:nth-child(2){margin-bottom:20px}@media (min-width:1200px){.it .block-tit[data-v-e4caf1e2]{padding:100px 0 40px 0}.it .eight-block[data-v-e4caf1e2]{margin-top:20px}.it[data-v-e4caf1e2] .list-ul li{width:320px}.it[data-v-e4caf1e2] .list-ul li.hov{width:560px!important}}@media screen and (min-width:1024px) and (max-width:1199px){.it[data-v-e4caf1e2] .top-nav{background:url(../../assets/img/IT_bg.73a8dd89.png) no-repeat 50%;background-size:cover}}@media (max-width:1023px){.it[data-v-e4caf1e2] .top-nav{background:linear-gradient(180deg,#3960f3,#3849cc)}.it[data-v-e4caf1e2] .top-nav .head-bg{width:4.16rem}.it[data-v-e4caf1e2] .top-nav .describe{width:100%}.it .block-sub-tit[data-v-e4caf1e2]{font-size:.26rem;line-height:.32rem;color:#999;text-align:left;padding:0 .2rem}.it .block-sub-tit[data-v-e4caf1e2]:nth-child(2){margin-bottom:.2rem}.it .eight-block[data-v-e4caf1e2]{margin-top:.2rem}}