第11关:表单元素的综合案例
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<style>
.container{
width: 40%;
margin: 20px auto;
}
.common{
width:230px;
height: 30px;
}
span{
display:inline-block;
width: 150px;
text-align: right;
}
div{
margin-bottom: 10px;
}
</style>
</head>
<body>
<form class="container">
<!-- ********* Begin ********* -->
<div>
<span>用户名:</span>
<input type="text" class="common"/>
</div>
<div>
<span>昵称:</span>
<input type