*{margin:0;padding:0;box-sizing:border-box}body{font-family:"Microsoft YaHei",sans-serif;line-height:1.6;padding:20px;background-color:#f5f5f5}.container{max-width:1200px;margin:0 auto;background-color:white;padding:30px;border-radius:10px;box-shadow:0 0 10px rgba(0,0,0,0.1)}h1{text-align:center;color:#333;margin-bottom:30px}.provinces{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}.province{background-color:#fff;border:1px solid #e0e0e0;border-radius:5px;padding:15px}.province h2{color:#2c3e50;margin-bottom:10px;font-size:1.2em;border-bottom:2px solid #3498db;padding-bottom:5px}.cities{list-style:none}.cities li{margin:5px 0}.cities a{color:#666;text-decoration:none;transition:color 0.3s}.cities a:hover{color:#3498db}