body{font-family:Georgia;margin:0;background:#f4f8ff}
.wrap{max-width:1100px;margin:auto;padding:20px}
.top{background:#111;color:#fff}
.hero{padding:50px 0;background:#fff}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:30px}
.grid div{background:#fff;padding:20px;border:1px solid #eee}
.long{padding:30px;line-height:1.6}
button{padding:10px 20px;background:#000;color:#fff}