search
HomeWeb Front-endHTML TutorialWhy is there no difference between absolute positioning and relative positioning_html/css_WEB-ITnose

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>无标题文档</title><style type="text/css">#box_relative {	position: absolute;	left: 30px	top: 192px;	width: 800px;	height: 100px;	background-color: #00F;	left: 95px;	top: 253px;}#box01 {	position: absolute;	left: 72px;	top: 50px;	width: 300px;	height: 20px;	background-color: #000;	z-index: 1;}#box02 {	position:relative;	top: 103px;	width: 300px;	height: 20px;	background-color:#0F0;	margin-left:100px;}#box03 {	position:relative;	top: 103px;	width: 300px;	height: 20px;	background-color:#600;	margin-left:auto;	margin-right:auto;}#box06 {	position:relative;	width: 800px;	height: 100px;	background-color: #F39;	top: 619px;	margin-left:auto;	margin-right:auto;	z-index: -1;}#box07 {	position:relative;	width: 300px;	height: 30px;	background-color:#0F0;	left:30px;}#box08 {	position: absolute;	top: 46px;	width: 300px;	height: 30px;	background-color: #0F0;	margin-left: auto;	margin-right: auto;	left: 30px;}</style></head><body><div id="box03">        1111        </div><div id="box_relative">                <div id="box01">        1111        </div>                     <div id="box02">        1111        </div>        </div><div id="box06">         <div id="box07">        1111        </div>                 <div id="box08">        1111        </div>        </div></body></html>



<div id="box06">         <div id="box07">        1111        </div>                 <div id="box08">        1111        </div>        </div>


#box07 {	position:relative;	width: 300px;	height: 30px;	background-color:#0F0;	left:30px;}#box08 {	position: absolute;	top: 46px;	width: 300px;	height: 30px;	background-color: #0F0;	margin-left: auto;	margin-right: auto;	left: 30px;}


1. Box07 uses relative positioning and box08 uses absolute positioning. Why is the effect the same? ?

2. If you want box06 to be centered when the page is expanded or reduced, box07 should also be centered

box08 has always been 30px away from the left

And box07 and box08 are both in box06. How to do it?


Reply to discussion (solution)

1. box07 uses relative positioning and box08 uses absolute positioning. Why are the effects the same?

They are all 30px away from the left side of box06

The IDs of both divs are within box06. How can I expand or shrink the page differently?

2. If you want box06 to be centered when the page is expanded or reduced, box07 should also be centered

How to make box08 always 30px away from the left side of the page

And box07 and box08 are both in How to do it in box06?

<style type="text/css">#box06 {    position:relative;    width: 500px;    height: 100px;  top:50%;  left:50%;  margin-left:-250px;  margin-top:-50px;    background-color:#F39;} #box07 {    position:absolute;    width: 300px;    height: 30px;    background-color:#0F0;    left:50%;  top:50%;  margin-left:-150px;  margin-top:-15px;} #box08 {    position:absolute;    width: 300px;    height: 30px;    background-color:#0Ff;    left:30px;  top:50%;}</style><div id="box06">  <div id="box07">box07</div>  <div id="box08">box08</div></div>



box07 and box08 still move together. I hope that when the page is reduced, their distance from the left is The same, but when the page is enlarged, the position from the left is different



box07 and box08 still move together, I hope when zooming out When the page is on the left, their position from the left is the same, but when the page is enlarged, the position from the left is different


What is the difference between enlarging and reducing the page under a relative left positioning? What's the difference?
If you don’t consider how to position it
What state do you want the page to be in depending on how big it is?
There are several sizes and states
This description is clear. Let’s take a look at how to position it

I feel a little dizzy,,,,

The parent uses position:relative;
The child uses position:absolute;

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Difficulty in updating caching of official account web pages: How to avoid the old cache affecting the user experience after version update?Difficulty in updating caching of official account web pages: How to avoid the old cache affecting the user experience after version update?Mar 04, 2025 pm 12:32 PM

The official account web page update cache, this thing is simple and simple, and it is complicated enough to drink a pot of it. You worked hard to update the official account article, but the user still opened the old version. Who can bear the taste? In this article, let’s take a look at the twists and turns behind this and how to solve this problem gracefully. After reading it, you can easily deal with various caching problems, allowing your users to always experience the freshest content. Let’s talk about the basics first. To put it bluntly, in order to improve access speed, the browser or server stores some static resources (such as pictures, CSS, JS) or page content. Next time you access it, you can directly retrieve it from the cache without having to download it again, and it is naturally fast. But this thing is also a double-edged sword. The new version is online,

How do I use HTML5 form validation attributes to validate user input?How do I use HTML5 form validation attributes to validate user input?Mar 17, 2025 pm 12:27 PM

The article discusses using HTML5 form validation attributes like required, pattern, min, max, and length limits to validate user input directly in the browser.

How to efficiently add stroke effects to PNG images on web pages?How to efficiently add stroke effects to PNG images on web pages?Mar 04, 2025 pm 02:39 PM

This article demonstrates efficient PNG border addition to webpages using CSS. It argues that CSS offers superior performance compared to JavaScript or libraries, detailing how to adjust border width, style, and color for subtle or prominent effect

What are the best practices for cross-browser compatibility in HTML5?What are the best practices for cross-browser compatibility in HTML5?Mar 17, 2025 pm 12:20 PM

Article discusses best practices for ensuring HTML5 cross-browser compatibility, focusing on feature detection, progressive enhancement, and testing methods.

What is the purpose of the <datalist> element?What is the purpose of the <datalist> element?Mar 21, 2025 pm 12:33 PM

The article discusses the HTML <datalist> element, which enhances forms by providing autocomplete suggestions, improving user experience and reducing errors.Character count: 159

What is the purpose of the <progress> element?What is the purpose of the <progress> element?Mar 21, 2025 pm 12:34 PM

The article discusses the HTML <progress> element, its purpose, styling, and differences from the <meter> element. The main focus is on using <progress> for task completion and <meter> for stati

How do I use the HTML5 <time> element to represent dates and times semantically?How do I use the HTML5 <time> element to represent dates and times semantically?Mar 12, 2025 pm 04:05 PM

This article explains the HTML5 <time> element for semantic date/time representation. It emphasizes the importance of the datetime attribute for machine readability (ISO 8601 format) alongside human-readable text, boosting accessibilit

What is the purpose of the <meter> element?What is the purpose of the <meter> element?Mar 21, 2025 pm 12:35 PM

The article discusses the HTML <meter> element, used for displaying scalar or fractional values within a range, and its common applications in web development. It differentiates <meter> from <progress> and ex

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

AI Hentai Generator

AI Hentai Generator

Generate AI Hentai for free.

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
3 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

Hot Tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

SublimeText3 Linux new version

SublimeText3 Linux new version

SublimeText3 Linux latest version

SecLists

SecLists

SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.

WebStorm Mac version

WebStorm Mac version

Useful JavaScript development tools

SublimeText3 English version

SublimeText3 English version

Recommended: Win version, supports code prompts!