.common-banner{position:relative;margin-top:110px;height:480px}.common-banner .banner-content{background-image:url(../images/banner/pc.png?v=20240716);background-repeat:no-repeat;width:100%;height:100%;background-size:auto 100%;background-position:top}@media screen and (max-width:750px){.common-banner{height:4rem;margin-top:.88rem}.common-banner .banner-content{max-width:100%;height:4rem;background:url(../images/banner/m.png?v=20240716) no-repeat;background-size:100% 100%}}