body { background: #0b1220; color: #fff; font-family: sans-serif; padding: 20px; line-height: 1.6; margin: 0; }
nav a { margin-right: 15px; color: #4fc3f7; text-decoration: none; font-weight: bold; }
section { background: #1a2332; padding: 20px; margin-top: 15px; border-radius: 8px; border-left: 4px solid #4fc3f7; }
footer { margin-top: 30px; color: #8892b0; text-align: center; }