body { font-family: Arial, sans-serif; margin: 2em; background: #f9f9f9; }
h1 { color: #333; }
ul { list-style: none; padding: 0; }
li { margin-bottom: 1em; }
button { padding: 0.5em 1em; background: #4285f4; color: white; border: none; border-radius: 4px; cursor: pointer; }
button:hover { background: #357ae8; }
a { text-decoration: none; color: #4285f4; }
a:hover { text-decoration: underline; }