老师，登录那里的按钮边框怎么清除？我的代码哪里要修改吗？
来源：5-2 编程练习
DaDaDaLa
2018-04-27 20:33:11
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
/* 在此处补充代码*/
*{
padding: 0;
margin: 0;
}
header{
display: flex;
background: #000;
height: 100px;
justify-content: space-between;
}
ul{
display: flex;
align-items: center;
list-style: none;
color: #fff;
font-size: 24px;
}
li{
margin: 0 20px;
}
input{
color: #fff;
font-size: 16px;
border-radius: 4px;
background: orange;
padding: 2px 4px;
outline: none;
margin: 0 10px;
}
.login{
display: flex;
align-items: center;
}
div.section{
display: flex;
align-items: center;
justify-content: space-between;
width: 40%;
height: 100px;
padding: 10px 10px;
background: rgba(173,216,230);
margin: 10px 10px;
border-radius: 5px;
flex-shrink: 0;
}
div.box{
display: flex;
height: 100px;
flex-direction: column;
justify-content: space-around;
padding: 4px 4px;
flex-shrink: 0;
}
div.btn{
width: 100px;
height: 26px;
line-height: 26px;
font-size: 20px;
color: #fff;
padding: 4px 4px;
font-weight: bold;
border-radius: 5px;
background: orange;
text-align: center;
}
section{
display: flex;
justify-content: center;
flex-wrap: wrap;
}
</style>
</head>
<body>
<!-- 头部 -->
<header>
<div class="logo">
<img src="http://climg.mukewang.com/59197ab000014f1503000100.jpg" alt="">
</div>
<ul class="nav">
<li>课程</li>
<li>路径</li>
<li>猿问</li>
<li>手记</li>
</ul>
<div class="login">
<input type="button" value="登录">
<input type="button" value="注册">
</div>
</header>
<!-- 主体内容 -->
<section>
<div class="section">
<div class="box">
<p>《前端小白入门手册》</p>
<div>适用人群：没有任何前端基础的小白</div>
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</div>
<div class="shopping">
<div class="btn">加入购物车</div>
</div>
</div>
<div class="section">
<div class="box">
<p>《HTML5月CSS3实现动态网页》</p>
<div>适用人群：有html和css基础的童鞋</div>
<div>费用：￥599</div>
</div>
<div class="shopping">
<div class="btn">加入购物车</div>
</div>
</div>
<div class="section">
<div class="box">
<p>《前端小白入门手册》</p>
<div>适用人群：没有任何前端基础的小白</div>
<div>费用：￥499</div>
</div>
<div class="shopping">
<div class="btn">加入购物车</div>
</div>
</div>
<div class="section">
<div class="box">
<p>《前端小白入门手册》</p>
<div>适用人群：没有任何前端基础的小白</div>
<div>费用：￥499</div>
</div>
<div class="shopping">
<div class="btn">加入购物车</div>
</div>
</div>
</section>
</body>
</html>
1回答
-
登录的边框清除，设置 border: none; 样式，代码调整建议如下：div.section 的背景 background: rgba(173, 216, 230);设置错误，缺少透明度参数，如下background: rgba(173, 216, 230,0.8);
动手实践，希望帮你解答疑问，祝学习愉快。
0h018-04-28
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