告诉我们发生了什么：
我的12项要求不过. 使用：focus移除input和textarea聚焦的默认轮廓。我写了input:focus,
textarea:focus{
outline: none;
border: 2px solid blue;
}是那出问题了吗
到目前为止你的代码
<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Job Application Form</title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<div class="container">
<form>
<label for="name">Full Name: </label>
<input type="text" name="name" id="name" required>
<label for="email">Email: </label>
<input type="email" name="email" id="email" required>
<label class="position">Position</label>
<select id="position" required>
<option value="">Select Position</option>
<option>Full-Time</option>
<option>Part-Time</option>
</select>
<fieldset class="radio-group">
<legend>Availability</legend>
<input type="radio" id="fulltime" name="availability" required>
<label for="fulltime">Full Time</label>
<input type="radio" id="parttime" name="availability" required>
<label for="parttime">Part Time</label>
</fieldset>
<label for="message">Message</label>
<textarea id="message"></textarea>
<button type="submit">
Submit
</button>
</form>
</div>
</body>
</html>
/* file: styles.css */
.container{
width: 400px;
margin: 20px auto;
}
label{
display: block;
margin-top: 10px;
}
input,
select,
textarea{
width: 100%;
padding: 8px;
margin-top: 5px;
}
input:focus,
textarea:focus {
border: blue;
outline: none;
}
input:invalid,
select:invalid,
textarea:invalid{
border: red;
}
input:valid,
select:valid,
textarea:valid{
border: green;
}
button:hover{
background-color: lightblue;
}
.radio-group input[type="radio"]:checked{
border:2px solid blue;
background-color: lightblue;
box-shadow: 0 0 5px gray;
}
.radio-group input[type="radio"]:checked+label{
color: blue;
}
input:first-of-type{
border-radius: 10px;
}
你的浏览器信息：
用户代理是： Mozilla/5.0 (iPhone; CPU iPhone OS 26_5_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/148.0.7778.166 Mobile/15E148 Safari/604.1
挑战信息：
Build a Job Application Form - 构建一个职位申请表单