body{font-family:Montserrat,sans-serif;background:#abc666;color:#000;margin:0}header,section,footer{max-width:900px;margin:auto;padding:40px 20px}h1,h2,h3{color:#000}header{text-align:center}.logo{max-width:180px}section{background:#fff;border-radius:12px;margin:20px auto}footer{text-align:center;color:#fff;background:#000}