Collect a good SEO optimization material for DIV CSS layout:
Header: header
Login bar: loginBar
Logo: logo
Sidebar :sideBar
advertising:banner
navigation:nav
sub-navigation: subNav
menu:menu
submenu: subMenu
search: search
scroll: scroll
page Main body: main
Content: content
Tab page: tab
Article list: list
Prompt information: msg
Tips: tips
Column title: title
Join: joinus
Guide: guild
Service: service
Hot spot: hot
News: news
Download: download
Register: regsiter
Status: status
Button: btn
Vote:vote
Partner: partner
Friendly link: friendLink
Footer: footer
Copyright: copyRight
1. Naming of CSS ID
Coat: wrap
Main navigation: mainNav
sub navigation: subnav
footer: footer
whole page: content
header: header
footer: footer
trademark: label
Title: title
Main navigation: mainNav (globalNav)
Top navigation: topnav
Side navigation: sidebar
Left navigation: leftsideBar
Right navigation: rightsideBar
Flag: logo
Slogan: banner
Menu content 1: menu1Content
Menu capacity: menuContainer
Submenu: submenu
Side navigation icon: sidebarIcon
Note: note
BreadCrumb (i.e. page Location navigation prompt)
container: container
content: content
search: search
login: login
functional area: shop (such as shopping cart, cashier)
current current
2. In addition, the comments available when editing the style sheet can be written as follows:
Footer ?>
Content area
End Footer ?>
3. Style file naming
Main master.css
layout, layout.css
columns.css
text font.css
print style print.css
themes themes.css

The roles of HTML, CSS and JavaScript in web development are: 1. HTML is used to build web page structure; 2. CSS is used to beautify the appearance of web pages; 3. JavaScript is used to achieve dynamic interaction. Through tags, styles and scripts, these three together build the core functions of modern web pages.

Setting the lang attributes of a tag is a key step in optimizing web accessibility and SEO. 1) Set the lang attribute in the tag, such as. 2) In multilingual content, set lang attributes for different language parts, such as. 3) Use language codes that comply with ISO639-1 standards, such as "en", "fr", "zh", etc. Correctly setting the lang attribute can improve the accessibility of web pages and search engine rankings.

HTMLattributesareessentialforenhancingwebelements'functionalityandappearance.Theyaddinformationtodefinebehavior,appearance,andinteraction,makingwebsitesinteractive,responsive,andvisuallyappealing.Attributeslikesrc,href,class,type,anddisabledtransform

TocreatealistinHTML,useforunorderedlistsandfororderedlists:1)Forunorderedlists,wrapitemsinanduseforeachitem,renderingasabulletedlist.2)Fororderedlists,useandfornumberedlists,customizablewiththetypeattributefordifferentnumberingstyles.

HTML is used to build websites with clear structure. 1) Use tags such as, and define the website structure. 2) Examples show the structure of blogs and e-commerce websites. 3) Avoid common mistakes such as incorrect label nesting. 4) Optimize performance by reducing HTTP requests and using semantic tags.

ToinsertanimageintoanHTMLpage,usethetagwithsrcandaltattributes.1)UsealttextforaccessibilityandSEO.2)Implementsrcsetforresponsiveimages.3)Applylazyloadingwithloading="lazy"tooptimizeperformance.4)OptimizeimagesusingtoolslikeImageOptimtoreduc

The core purpose of HTML is to enable the browser to understand and display web content. 1. HTML defines the web page structure and content through tags, such as, to, etc. 2. HTML5 enhances multimedia support and introduces and tags. 3.HTML provides form elements to support user interaction. 4. Optimizing HTML code can improve web page performance, such as reducing HTTP requests and compressing HTML.

HTMLtagsareessentialforwebdevelopmentastheystructureandenhancewebpages.1)Theydefinelayout,semantics,andinteractivity.2)SemantictagsimproveaccessibilityandSEO.3)Properuseoftagscanoptimizeperformanceandensurecross-browsercompatibility.


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