body {font-family: Arial; margin:0; background:#f4f4f4;}
header {background:#ff6b6b; color:white; padding:30px; text-align:center;}
nav {background:#333; padding:10px; text-align:center;}
nav a {color:white; margin:10px; text-decoration:none;}
section {padding:30px;}
.hero {background:url('https://picsum.photos/1200/400') no-repeat center; color:white; text-align:center; padding:100px 20px;}
.gallery img {margin:10px; border-radius:10px;}
footer {background:#222; color:white; text-align:center; padding:20px;}