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CSS弹性布局案例2:仿PHP中文网手机端 - 九期线上班
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<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>php中文网-教程_手册_视频</title>
	<link rel="stylesheet" type="text/css" href="static/css/init.css">
	<link rel="stylesheet" type="text/css" href="static/css/phpcn.css">
</head>
<body>
	<header>
		<!-- 顶部固定定位 -->
		<img src="static/images/user-pic.jpeg" alt="">
		<img src="static/images/logo.png" alt="">
		<img src="static/images/user-nav.jpg" alt="">
	</header>
	<!-- 轮播图 -->
	<div class="banner">
		<img src="static/images/banner.jpg">
	</div>
	<!-- 导航区 -->
	<nav>
		<ul>
			<li>
				<a href="">
					<img src="static/images/html.png">
					<span>HTML/CSS</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/JavaScript.png">
					<span>JavaScript</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/code.png">
					<span>服务端</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/sql.png">
					<span>数据库</span>
				</a>
			</li>
		</ul>
		<ul>
			<li>
				<a href="">
					<img src="static/images/app.png">
					<span>移动端</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/manual.png">
					<span>手册</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/tool2.png">
					<span>工具</span>
				</a>
			</li>
			<li>
				<a href="">
					<img src="static/images/live.png">
					<span>直播</span>
				</a>
			</li>
		</ul>
	</nav>
	<main>
		<!-- 推荐课程 -->
		<article class="recommend">
			<h3>推荐课程</h3>
			<section>
				<a href=""><img src="static/images/tjkc1.jpg"></a>
				<a href=""><img src="static/images/tjkc2.jpg"></a>
			</section>
			<section>
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					<a href=""><img src="static/images/tjkc3.jpg"></a>
					<span>
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					<span><i>中级</i>52972次播放</span>
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				<div>
					<a href=""><img src="static/images/tjkc4.jpg"></a>
					<span>
					<a href="">2018前端入门_HTML5</a>
					<span><i>初级</i>234690次播放</span>
					</span>
				</div>
			</section>
		</article>
		<!-- 最新更新 -->
		<article class="latestshipin">
			<h3>最新更新</h3>
			<section>
				<div>
					<a href=""><img src="https://img.php.cn/upload/course/000/000/014/5db2b53c67bca626.jpg"></a>
					<span>
					<a href="">2019Python自学视频</a>
					<p>本课程适合想从零开始学习 Python.....</p>
					<span><i>初级</i>2013次播放</span>
					</span>
				</div>
				<div>
					<a href=""><img src="https://img.php.cn/upload/course/000/000/014/5d9ec555ee63b448.png"></a>
					<span>
					<a href="">微信小程序-企业微网站</a>
					<p>1,介绍小程序、开发者工具介绍.........</p>
					<span><i>初级</i>3672次播放</span>
					</span>
				</div>
			</section>
		</article>
		<!-- 最新文章 -->
		<article class="latestwenzhang">
		<h3>最新文章</h3>
		<section>
			<div>
				<span>
					<a href=""><p><b>什么是java的方法</b></p></a>
					<p>发布时间:2019-11-09</p>
				</span>
				<img src="static/images/java.jpg" alt="">
			</div>
			<div>
				<span>
					<a href=""><p><b>织梦cms数据库配置文件在哪</b></p>
					<p>发布时间:2019-11-09</p></a>
				</span>
				<img src="static/images/dedecms.jpg" alt="">
			</div>
			<div><a href=""><p>更多内容</p></a></div>
		</section>
		</article>
		<!-- 最新博文 -->
		<article class="latestbowen">
		<h3>最新博文</h3>
		<section>
			<div>
				<a href=""><p><b>移动端....亲测有效</b></p></a>
				<span>2019-11-08</span>
			</div>
			<div>
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			</div>
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		</section>
		</article>
	</main>
	<footer>
		<div>
		<a><img src="static/font-icon/zhuye.png" alt=""><span>首页</span></a>
		<a><img src="static/font-icon/video.png" alt=""><span>视频</span></a>
		<a><img src="static/font-icon/luntan.png" alt=""><span>社区</span></a>
		<a><img src="static/font-icon/geren.png" alt=""><span>我的</span></a>		
		</div>
	</footer>
</body>
</html>

init.css

/*初始化文件*/
body,footer{
	min-width: 320px;
	max-width: 768px;
	margin:0 auto;
	background-color: #edeff0;
	/*y轴滚动条*/
	overflow-y: initial; 
	/*不要水平滚动条*/
	overflow-x: hidden;
	position: relative;
	color: gray;
	/*兼容苹果浏览器*/
	-webkit-tap-highlight-color:transparent;
}

img{
	width: 100%;
}
ul,li{
	margin: 0;
	padding: 0;
}
li{
	list-style: none;
}
a{
	text-decoration: none;
	color: gray;
}

phpcn.css

/*头部样式*/
header{
	/*固定定位*/
	position: fixed;
	top: 0;
	width:100%;
	height: 42px;
	background-color: #444;
	color: white;
	/*因为设定了固定定位所以脱离了当前文档流*/
	/*重新设置大小*/
	min-width:320px;
	max-width: 768px;
	/*转换为弹性容器*/
	display: flex;
	justify-content: space-between;
	align-items: center;
}

header>img:first-of-type,header>img:last-of-type{
	width: 26px;
	height: 26px;
	margin: 5px;
}
header>img{
	width: 94px;
}
header>img:first-of-type{
	border-radius: 50%;
}
/*轮播图*/
.banner{
	display: flex;
	height: 200px;
}
/*导航区*/
/*思路整个部分是一个nav标签,nav中分成两行ul,每个ul里面四个li,每个li里面有一张图片和一个描述。分别将nav、ul、li转换成弹性盒子,nav里面垂直排列,ul里面水平排列,li里面垂直排列。*/
/*首先设置nav背景色并转换为弹性盒子 垂直排列*/
nav{
	background-color: #fff;	
	display: flex;	
	flex-flow: column nowrap;
	}
/*设置图片大小*/
nav img{	
	width: 45px;	
	height: 49px;
	}
/*将ul转换成弹性容器 水平排列默认属性省略*/
nav>ul{
	display: flex;
	}
/*设置li元素自动增长*/
nav ul li{
	flex:1;	
	}
/*每个li是可点击的a标签变为弹性盒子垂直排列居中*/
nav ul li a{
	display: flex;	
	flex-flow: column wrap;	
	align-items:center;	
	margin:10px;
	}
nav ul li a span{
	margin-top: 5px;
	}
/***********主体内容***************/
/*推荐课程*/
main{
	display: flex;
	flex-flow: column nowrap;
	padding:0 5px;
	margin-bottom: 70px;
}
/*天龙八部*/
main>.recommend>section:first-of-type{
	display: flex;
}
main>.recommend>section:first-of-type>a{
	margin: 5px;
	flex: 1;
}
main>.recommend>section:first-of-type>a>img{
	height: 90px;
}
/*天龙八部end*/

main>.recommend>section:last-of-type{
	display: flex;
	flex-flow: column nowrap;
}
main>.recommend>section:last-of-type>div{
	background-color: #fff;
	margin:5px;

	display: flex;

}
main>.recommend>section:last-of-type>div img{
	width: 300px;
	height: 90px;
	margin:5px;
}
main>.recommend>section:last-of-type>div>span{
	display: flex;
	flex-flow: column nowrap; 
	margin-top: 5px;
	padding-left: 10px;
}
main>.recommend>section:last-of-type>div>span>a{
	margin-bottom: 5px;
}
main>.recommend>section:last-of-type>div>span i{
	font-style: normal;
	background-color: #333;
	color: white;
	border-radius: 5px;
	padding: 0 5px;
	font-weight: smaller;
}
/*最新更新*/
main>.latestshipin>section{
	display: flex;
	flex-flow: column nowrap;
}
main>.latestshipin>section>div{
	background-color: #fff;
	margin:5px;

	display: flex;

}
main>.latestshipin>section>div img{
	width: 300px;
	height: 90px;
	margin:5px 5px 0 5px;
}
main>.latestshipin>section>div>span{
	display: flex;
	flex-flow: column nowrap; 
	margin-top: 5px;
	margin-bottom: 5px;
	padding-left: 10px;
}
main>.latestshipin>section>div>span>a{
	margin-bottom: 5px;
}
main>.latestshipin>section>div>span i{
	font-style: normal;
	background-color: #333;
	color: white;
	border-radius: 5px;
	padding: 0 5px;
	font-weight: smaller;
}
main>.latestshipin>section>div>span span{
	flex: 1;
	display: flex;
	justify-content: space-between;
	
}
/*最新文章*/
main>.latestwenzhang>section{
	display: flex;
	flex-flow: column nowrap;
}
main>.latestwenzhang>section>div{
	background-color: #fff;
	margin:5px;
	display: flex;
	justify-content: space-between;
	padding-left: 5px;
}
main>.latestwenzhang>section>div img{
	width: 145px;
	height: 65px;
	margin: 5px;	
}
main>.latestwenzhang>section>div:last-of-type{
	box-sizing: border-box;
	height: 35px;
	display: flex;
	justify-content: center;
	align-items: center;
}
/*最新博文*/
main>.latestbowen>section{
	display: flex;
	flex-flow: column nowrap;
}
main>.latestbowen>section>div{
	box-sizing: border-box;
	margin:5px;
	padding:5px;
	background-color: #fff;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

main>.latestbowen>section>div:last-of-type{
	box-sizing: border-box;
	height: 35px;
	display: flex;
	justify-content: center;
	align-items: center;
}
/*底部导航按钮*/
footer{
	background-color: #EEEEEE;
	position: fixed;
	bottom: 0;
	width:100%;
	height: 62px;
	border-top:1px solid #999;
}
footer>div{
	display: flex;
}
footer>div>a{
	flex: 1;
	display: flex;
	flex-flow: column wrap;
	justify-content: center;
	align-items: center;
	margin-top: 10px;
}
footer img{
	height: 20px;
	width: 20px;
}

效果图

1573281887353865.png


手抄导航菜单

QQ图片20191109151823.png


总结:通过自己补齐剩余的代码发现自己手敲的时候还是容易遇到问题,主要是html结构设计和css的对应,还有一些小的细节,比如说忘记给可点击元素加a标签啊。布局的时候脑子要经常模拟排列,反应不够迅速是熟练度不够。之前学过的也需要巩固,再多看几遍重点吧。


Correction status:qualified

Teacher's comments:一切的学习都是从模仿开始, 写的时候, 想一下为什么,老师要这么写
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