html,body{overflow:hidden}header{text-align:center;padding:60px 0 40px}#contents .flex .box{width:50%;height:85vh;position:relative}#contents .flex a{display:block}#contents .flex .box:first-of-type{background:url(/images/top/consumer.jpg) no-repeat center center;background-size:cover;text-align:center}#contents .flex .box:last-of-type{background:url(/images/top/professional.jpg) no-repeat center center;background-size:cover;text-align:center}#contents .flex .box h2{font-size:32px;position:absolute;left:50%;top:50%;margin-left:-130px;margin-top:-60px;color:#fff;width:260px;text-align:center}#contents .flex .box h2 span{font-size:13px}@media screen and (max-width: 1400px){#contents{padding:0 !important}header{text-align:center;padding:50px 0}}@media screen and (max-width: 640px){#contents .flex .box{width:100%;height:auto;padding:240px 0}html,body{overflow:visible}}