老师麻烦看一下1-13编程练习

来源：1-13 编程练习

慕数据7542861

2018-09-07 10:48:43

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
<title>Document</title>
<style>

.mask{
width:200px;
margin:100px auto;
border:5px solid #ccc;
background: #ccc;
}
.confirm{
border:1px solid #fff;
background: #fff;
border-radius:20px;
overflow:hidden;
text-align: center;
columns: 2;
column-gap: 1px;
column-rule: 1px solid rgb(235,235,235)
}
.confirm-text{
    border-bottom:1px solid #ccc;
    column-span: all;
}
.confirm-btn{
    cursor: pointer;
}
.confirm-btn:active,.confirm-btn:hover{
background-color: rgb(0,0,0,.1);
}
</style>
</head>
<body>
<div class="mask">
  <div class="confirm">
     <div class="confirm-text">提示信息</div>
     <div class="confirm-btn confirm-btn-sure">确定</div>
     <div class="confirm-btn">取消</div>
   </div>
</div>
</body>
</html>

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