body { font-family: Arial, sans-serif; margin: 0; padding: 0; line-height: 1.5; }
header { background-color: #333; color: #fff; padding: 1rem; }
header h1 { margin: 0; font-size: 1.6rem; }
header nav a { color: #fff; margin-left: 1rem; text-decoration: none; }
main { padding: 1rem 2rem; max-width: 800px; margin: auto; }
footer { background-color: #f5f5f5; padding: 1rem; text-align: center; font-size: 0.9rem; margin-top: 2rem; }
h2 { border-bottom: 2px solid #ddd; padding-bottom: 0.3rem; margin-top: 1.5rem; }
table { width: 100%; border-collapse: collapse; margin-bottom: 1rem; }
th, td { border: 1px solid #ddd; padding: 0.5rem; text-align: left; vertical-align: top; }
tr:nth-child(even) { background-color: #f9f9f9; }
a { color: #0066cc; text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { margin: 0 0 1rem 1.5rem; }
code { background-color: #f0f0f0; padding: 0.2rem 0.4rem; border-radius: 4px; }