*{margin:0;padding:0;box-sizing:border-box}body{height:100vh;display:flex;justify-content:center;align-items:center;background:#a8dbd8;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.container{text-align:center;padding:40px}h1{font-size:4rem;font-weight:700;letter-spacing:2px;background:linear-gradient(90deg,#14b8a6,#1a5f5f);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:colorSlide 15s linear infinite;line-height:1.2}@keyframes colorSlide{0%{background-position:200% 0}to{background-position:-200% 0}}p{font-size:1.2rem;color:#666;margin-top:20px;opacity:.9}