CSS resize 基本示例

<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>CSS resize 基本示例</title>
  <style>
    body {
      font-family: Arial, sans-serif;
      padding: 20px;
    }

    /* 同时调整宽度和高度 */
    .resizable-both {
      width: 200px;
      height: 150px;
      border: 2px solid #3498db;
      padding: 10px;
      overflow: auto;
      resize: both;
      background-color: #ecf0f1;
      margin-bottom: 20px;
    }

    /* 仅调整宽度 */