/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Arial', sans-serif;
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 50px auto;
  padding: 30px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

h1 {
  color: #2c3e50;
  margin-bottom: 30px;
  text-align: center;
}

.section {
  padding: 20px;
  background-color: #f9f9f9;
  border-radius: 8px;
}

/* 表格样式 */
table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #ddd;
}

th {
  background-color: #f2f2f2;
  font-weight: bold;
  color: #333;
}

tr:hover {
  background-color: #f5f5f5;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .container {
    margin: 20px;
    padding: 20px;
  }
  
  .section {
    padding: 15px;
  }
  
  table {
    font-size: 14px;
  }
  
  th, td {
    padding: 8px;
  }
}

@media (max-width: 480px) {
  .container {
    margin: 10px;
    padding: 15px;
  }
  
  h1 {
    font-size: 24px;
  }
}