.item-course{left:36.76%;top:-43px}.omo-intro-item .item-course-intro{font-size:13px}.top-banner .banner-text{padding-top:65px;width:1300px}@media screen and (max-width:1280px){.sas-item{height:380px}.banner-text .title{font-size:37px}.banner-text .intro{font-size:21px}.omo-intro-item .item-course-intro{font-size:12px}}