howto 代码测试 - howto 在线编辑器

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body {font-family: Arial, Helvetica, sans-serif;}
* {box-sizing: border-box;}

.form-inline {  
  display: flex;
  flex-flow: row wrap;
  align-items: center;
}

.form-inline label {
  margin: 5px 10px 5px 0;
}

.form-inline input {
  vertical-align: middle;
  margin: 5px 10px 5px 0;
  padding: 10px;
  background-color: #fff;
  border: 1px solid #ddd;
}

.form-inline button {
  padding: 10px 20px;
  background-color: dodgerblue;
  border: 1px solid #ddd;
  color: white;
  cursor: pointer;
}

.form-inline button:hover {
  background-color: royalblue;
}

@media (max-width: 800px) {
  .form-inline input {
    margin: 10px 0;
  }
  
  .form-inline {
    flex-direction: column;
    align-items: stretch;
  }
}
</style>
</head>
<body>

<h2>响应式内嵌表单</h2>
<p>我们创建了一个内联表单，它将保持水平直到浏览器窗口的屏幕宽度小于 850 像素：然后表单将垂直显示而不是水平显示。</p>
<p>调整浏览器窗口大小以查看效果。</p>

<form class="form-inline" action="/action_page.php">
  <label for="email">Email:</label>
  <input type="email" id="email" placeholder="Enter email" name="email">
  <label for="pwd">Password:</label>
  <input type="password" id="pwd" placeholder="Enter password" name="pswd">
  <label>
    <input type="checkbox" name="remember"> Remember me
  </label>
  <button type="submit">提交</button>
</form>

</body>
</html>

​x
 
<!DOCTYPE html><html><head><meta name="viewport" content="width=device-width, initial-scale=1"><style>body {font-family: Arial, Helvetica, sans-serif;}* {box-sizing: border-box;}​.form-inline {    display: flex;  flex-flow: row wrap;  align-items: center;}​.form-inline label {  margin: 5px 10px 5px 0;}​.form-inline input {  vertical-align: middle;  margin: 5px 10px 5px 0;  padding: 10px;  background-color: #fff;  border: 1px solid #ddd;}​.form-inline button {  padding: 10px 20px;  background-color: dodgerblue;  border: 1px solid #ddd;  color: white;  cursor: pointer;}​.form-inline button:hover {  background-color: royalblue;}​@media (max-width: 800px) {  .form-inline input {    margin: 10px 0;  }    .form-inline {    flex-direction: column;    align-items: stretch;  }}</style></head><body>​<h2>响应式内嵌表单</h2><p>我们创建了一个内联表单，它将保持水平直到浏览器窗口的屏幕宽度小于 850 像素：然后表单将垂直显示而不是水平显示。</p><p>调整浏览器窗口大小以查看效果。</p>​<form class="form-inline" action="/action_page.php">  <label for="email">Email:</label>  <input type="email" id="email" placeholder="Enter email" name="email">  <label for="pwd">Password:</label>  <input type="password" id="pwd" placeholder="Enter password" name="pswd">  <label>    <input type="checkbox" name="remember"> Remember me  </label>  <button type="submit">提交</button></form>​</body></html>​​

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