body {font-family: Arial, sans-serif; background:#0b0d0f; color:#f0f0f0; margin:0; padding:0;}
header {background:#1c1f23; text-align:center; padding:20px 10px;}
h1 {margin:0; color:#37b24d;}
h2 {color:#37b24d; margin-top:40px;}
main {max-width:800px; margin:auto; padding:20px;}
section {margin-bottom:30px;}
footer {text-align:center; padding:20px; background:#1c1f23; color:#aaa;}
ul {list-style:none; padding:0;}
li {margin:8px 0;}