.main_scroll_btn{display:flex;justify-content:center;margin:80px 0 60px}.main_scroll_btn .msb_wrap{border:1px solid #263a89;border-radius:9px;display:flex;height:30px;justify-content:center;width:23px}.main_scroll_btn .msb{animation:scroll 2s infinite;background-color:#263a89;display:block;height:7px;width:1px}@keyframes scroll{0%{opacity:0;transform:translate3d(0,2px,0)}40%{opacity:1}80%{opacity:0;transform:translate3d(0,18px,0)}to{opacity:0}}@media (max-width:1365px){.main_scroll_btn{margin-bottom:0}.main_scroll_btn .msb_wrap{display:none}}