


Just put the "personal profile" in the middle of the box on the right. Don't know how to do it?
That method was told to me by someone else, but it doesn’t work at all!
Reply to discussion (solution)
Commonly used CSS centering methods: http://www.ido321.com/824.html
Thank you! What you gave is quite good, but I still need to read it one by one to understand it. I hope someone can give me a ready-made one?
<div style="width:800px;height:600px;background:red;position:relative;"><div style="width:200px;height:100px;background:#ccc;position:absolute;top:50%;left:50%;margin-left: -100px;margin-top:-50px;"></div></div>
Brother, you misunderstood, it’s my fault, I said it wrong, actually it’s like this
The correct solution is upstairs. You need to make another div to wrap it up, and then the font div is line-height with the outer div. This height should be consistent with the height of the box
< ;div style="width:800px;height:600px;background:red;">
The correct solution is to make another div to wrap it up, and then the font div and the outer div have line-height. The height should be the same as The height of the boxes is the same
It means vertically centering the text in the line. Haha, you can't just come across this
Practice Not enough, I just came across it!

HTMLtagsdefinethestructureofawebpage,whileattributesaddfunctionalityanddetails.1)Tagslike,,andoutlinethecontent'splacement.2)Attributessuchassrc,class,andstyleenhancetagsbyspecifyingimagesources,styling,andmore,improvingfunctionalityandappearance.

The future of HTML will develop in a more semantic, functional and modular direction. 1) Semanticization will make the tag describe the content more clearly, improving SEO and barrier-free access. 2) Functionalization will introduce new elements and attributes to meet user needs. 3) Modularity will support component development and improve code reusability.

HTMLattributesarecrucialinwebdevelopmentforcontrollingbehavior,appearance,andfunctionality.Theyenhanceinteractivity,accessibility,andSEO.Forexample,thesrcattributeintagsimpactsSEO,whileonclickintagsaddsinteractivity.Touseattributeseffectively:1)Usese

The alt attribute is an important part of the tag in HTML and is used to provide alternative text for images. 1. When the image cannot be loaded, the text in the alt attribute will be displayed to improve the user experience. 2. Screen readers use the alt attribute to help visually impaired users understand the content of the picture. 3. Search engines index text in the alt attribute to improve the SEO ranking of web pages.

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.


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