CSS display 对比示例

<style>
  .compare-demo {
    background-color: #e8e8e8;
    padding: 10px;
    margin-bottom: 20px;
  }
  .compare-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
  }
  .compare-item {
    background-color: #2196F3;
    border: 1px solid #000;
    color: white;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    padding: 10px;
    margin: 5px;
  }
  .block-compare {
    display: block;
    width: 150px;