body{background:#0e1016;color:#e8eaf2}
.obs{font:17px/1.7 system-ui,sans-serif;max-width:880px;margin:0 auto;padding:0 24px} 
.obs section{padding:90px 0} 
.obs h1{font-size:60px;margin:0 0 14px;color:#fff}
.obs h2{font-size:30px;margin:0 0 12px;color:#fff}
.obs p{margin:0;color:#9aa0b5}  
.obs .hero{text-align:center;padding:130px 0 90px}
.rev{opacity:0;transform:translateY(34px);transition:opacity .8s,transform .8s} 
.rev.in{opacity:1;transform:none}