console 命令行工具 X clear
console
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8" />
  <title>Document</title>
</head>
<body>
  <div id='demo' style='border:2px dashed gray;'>
    <label for="webname">网站名:</label>
    <input type="text" />
    <br />
    <label for="urlname">网址：</label>
    <input type="text" /> 
    <br />
    <label for="othername">网站别名：</label>
    <input type="text" />
    <br />
    <input type="button" value="保存数据"/>
    <hr />
    <label for="search">网站名：</label>
    <input type="text" />
    <br />
    <input type="button"  value='查询'/>
    <p id=''></p>
  </div>
</body>
</html>