#intro{position:relative}#intro img{width:100vw;display:block}#intro .btn{width:50vw;height:14vw;border-radius:6vw;font-weight:700;color:#115954;background-color:#fff;align-items:center}#intro .btn,#intro .btn-box{display:flex;justify-content:center}#intro .btn-box{width:100vw;height:40vw;background-color:#b9dd59;position:absolute}