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来源：2-5 编程练习

Cloud_轩

2020-11-26 10:27:03

# 具体遇到的问题

# 报错信息的截图

# 相关课程内容截图

# 尝试过的解决思路和结果

# 粘贴全部相关代码，切记添加代码注释（请勿截图）

结构部分
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>IMOOC</title>
<link rel="stylesheet" href="main.css" type="text/css" />
</head>
<body>
<section>
<aside>
<h1>Rcent <samp>Course</samp></h1>
<dl>
<dt>Hyper Text Markup Language</dt>
<dd><img src="http://climg.mukewang.com/582e61290001787900500051.png" /><p>1</p></dd>
<dd>HTML is the standard markup language used to create
web pages and its elements form the building blocks of
all websites.
</dd>
</dl>
<dl>
<dt>Cascading Style Sheets</dt>
<dd><img src="http://climg.mukewang.com/582e61290001787900500051.png" /><p>2</p></dd>
<dd>Cascading Style Sheets(CSS) is a simple mechanism for
adding style(e.g,fonts,colors,spacing)to web
documents.
</dd>
</dl>
<dl>
<dt>JavaScript</dt>
<dd><img src="http://climg.mukewang.com/582e61290001787900500051.png" /><p>3</p></dd>
<dd>JavaScript is a high-level,dynamic,untyped,and
interpreted programming language.
</dd>
</dl>
<dl>
<dt>AngularJS</dt>
<dd><img src="http://climg.mukewang.com/582e61290001787900500051.png" /><p>4</p></dd>
<dd>AngularJS is an open-source web application framework
mainly maintained by Google and by a community of
individuals and...
</dd>
</dl>
</aside>
<article>
<h1>Welcome to <samp>Massive Open Online Course!</samp></h1>
<p>We provide the latest knowledge to help you cope with the changing world!</p>
<img src="http://climg.mukewang.com/582e61180001ede703300130.jpg" />
<p>We hope that all the students who love the internet can be more convenient access to leaming resources,using the internet thinking to change our learning.</p>
<p>Focus on IT skills education MOOC,consistent with the development trend of the internet down to earth's MOOC.We are free,we only teach useful,we concentrate on education.</p>
</article>
</section>
</body>
</html>

CSS部分
*{
margin: 0;
padding: 0;
font-family: "Arial";
}
section{
width: 1200px;
height: 473px;
margin: 34px auto 0;
}
section h1{
font-size: 30px;
font-weight: lighter;
margin-bottom: 23px;
}
section h1 > samp{
font-size: 30px;
color: #7c7c7c;
}
section > aside{
float: left;
width: 450px;
}
section > aside > dl{
position: relative;
display: block;
height: 74px;
margin-bottom: 17px;
}
section > aside > dl > dt{
position: absolute;
top: -1px;
left: 70px;
font-size: 16px;
font-weight: bold;
line-height: 16px;
text-decoration: underline;
}
section > aside > dl > dd:first-of-type{
position: absolute;
left: 0;
}
section > aside > dl > dd:first-of-type > p{
position: absolute;
left: 25px;
top: 27.5px;
font-family: "Arial";
font-size: 25px;
color: #fff;
margin: -16px 0 0 -7px;
}
section > aside > dl > dd:last-of-type{
position: absolute;
top: 20px;
left: 68px;
font-size: 15px;
}
section > article{
float: right;
width: 720px;
}
section > article > p,
section > article > img{margin-bottom: 18px;}
section > article > img{
width: 720px;
height: 200px;
}