老师帮忙检查下

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老师帮忙检查下

来源：4-6 自由编程

小雨不大点

2021-02-03 22:39:04

问题描述：

老帮忙检查一下，看看有什么需要改进的

相关代码：

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="css/css.css">
</head>
<body>
    <div class="banner">
        <img src="images/banner3.jpg" alt="图片">
    </div>
   <div class="shade"></div>
    <form action="#" method="POST">
        <input type="text" placeholder="your Name">
        <input type="text" placeholder="your Phone">
        <input type="text" placeholder="your Emall">
        <textarea cols="30" >Write Your Comment Here</textarea>
        <button>SEND MESSAGE</button>
    </form>
</body>
</html>
*{
    padding: 0;
    margin: 0;
}
.banner img{
    position: absolute;
    height: 600px;
    width: 100%;
    z-index: 66;
}
.shade{
    width: 100%;
    height: 600px;
    position: absolute;
    z-index: 666;
    background: rgba(0, 0, 0, 0.5);
}
form {
    position: absolute;
    left: 50%;
    margin-left: -252px;
    width: 504px;
    height: 600px;
    padding-top: 100px;

    z-index: 6666;
}
form input,textarea{
    width:504px;
    height: 40px;
    margin-bottom: 20px;
    background: none;
    border: 2px solid #808080;
}
form textarea{
    height: 110px;
    color:#808080;
}
form button{
    background: none;
    border: 2px solid #808080;
    position: absolute;
    width: 200px;
    height: 40px;
    color:#808080;
    left:176px;
}