* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: sans-serif; color: #333; line-height: 1.8; }
header { background: #2c2c2c; padding: 40px 20px; text-align: center; color: white; }
h1 { font-size: 28px; margin-bottom: 8px; }
header p { color: #aaa; }
section { max-width: 600px; margin: 0 auto; padding: 40px 20px; }
h2 { font-size: 20px; margin-bottom: 16px; padding-bottom: 8px; border-bottom: 2px solid #2c2c2c; }
ul { padding-left: 20px; }
ul li { margin-bottom: 8px; font-size: 15px; }
footer { background: #2c2c2c; color: #aaa; text-align: center; padding: 20px; font-size: 13px; margin-top: 40px; }