Class1 HTML Label

<html> element is the root element in HTML page

 1 <!DOCTYPE HTML>
 2 <html lang="en">
 3  <meta charset="utf-8">
 4  <title style="red">春晓</title>
 5     <h1>春晓</h1>
 6 
 7     <body>
 8     <br/>
 9     <p>春眠不觉晓，处处闻啼鸟</p>
10     <hr/>
11     <p>夜来风雨声，花落知多少</p>>
12 
13 </body>
14 </html>

View Code

<!DOCTYPE html> declare the HTML5 document

<head> element include the document (meta) data 元(meta）数据
<title> element describe the title of document
<body> element include visualization information in webpage
<h1>element define a title
<p>element define a paragraph

2. class: as the HTML element one or more classname

ID:Define element as the only one ID

style：set element inline style

title：describe the element extra information（use as tool bar）

3. <hr> label will create a horizon line in HTML page

<br/> label is hollow and create newline(换行)

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原文地址：https://www.cnblogs.com/Mack-Yang/p/8670220.html