一张图更好的帮助你理解css中的一些概念

zoukankan html css js c++ java

一张图更好的帮助你理解css中的一些概念

測試代碼
dhtmlpos <html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>dhtmlpos</title> </head> <body style="border-right: #99ccff 20px solid; border-top: #99ccff 20px solid; border-left: #99ccff 20px solid; border-bottom: #99ccff 20px solid; left: 100px; position: relative; top: 100px; padding-right: 17px; padding-left: 17px; padding-bottom: 17px; margin: 17px; padding-top: 17px;" bgcolor="#66cc00"> 出现在什么地方啊。运行之后，如果你打开了qq程序，那么就可以同时按下ctrl+alt+a来操作。 <div style="border-right: #99ccff 10px solid; border-top: #99ccff 10px solid; border-left: #99ccff 10x solid; border-bottom: #99ccff 10px solid; left: 0px; 150px; position: relative; top: 50px; height: 200px; background-color: #ffcc00; padding-left: 10px; padding-right: 10px; padding-bottom: 10px; margin: 5px; padding-top: 10px;"> <textarea id="TextArea1" cols="20" wrap="off" rows="10" contenteditable=inherit>DTHML is so cool!DTHML is socool!DTHML is socool!DTHML is socool!DTHML is socool!DTHML is socool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!DTHML is so cool!</textarea></div> </body> <SCRIPT LANGUAGE="JavaScript"> var div=document.getElementsByTagName("div")[0]; var s = ""; s += "\r\ndiv.style.left："+ div.style.left; s += "\r\ndiv.style.top："+ div.style.top; s += "\r\ndiv.style.border："+ div.style.border; s += "\r\ndiv.style.margin："+ div.style.margin; s += "\r\ndiv.style.padding："+ div.style.padding; s += "\r\ndiv.offsetLeft："+ div.offsetLeft; s += "\r\ndiv.offsetHeight："+ div.offsetHeight; s += "\r\ndiv.offsetTop："+ div.offsetTop; s += "\r\ndiv.offsetWidth："+ div.offsetWidth; s += "\r\ndiv.clientLeft："+ div.clientLeft; s += "\r\ndiv.clientHeight："+ div.clientHeight; s += "\r\ndiv.clientWidth："+ div.clientWidth; s += "\r\ndiv.clientTop："+ div.clientTop; s += "\r\ndiv.scrollTop："+ div.scrollTop; s += "\r\ndiv.scrollHeight："+ div.scrollHeight; s += "\r\ndiv.scrollWidth："+ div.scrollWidth; var body1=document.getElementsByTagName("body")[0]; s += "\r\nbody1.style.left："+ body1.style.left; s += "\r\nbody1.style.top："+ body1.style.top; s += "\r\nbody1.style.border："+ body1.style.border; s += "\r\nbody1.style.margin："+ body1.style.margin; s += "\r\nbody1.style.padding："+ body1.style.padding; s += "\r\ndocument.body.clientWidth："+ document.body.clientWidth; s += "\r\ndocument.body.clientLeft："+ document.body.clientLeft; s += "\r\ndocument.body.clientHeight："+ document.body.clientHeight; s += "\r\ndocument.body.clientTop："+ document.body.clientTop; s += "\r\ndocument.body.offsetWidth："+ document.body.offsetWidth; s += "\r\ndocument.body.offsetHeight："+ document.body.offsetHeight; s += "\r\ndocument.body.offsetLeft："+ document.body.offsetLeft; s += "\r\ndocument.body.offsetTop："+ document.body.offsetTop; s += "\r\ndocument.body.scrollWidth："+ document.body.scrollWidth; s += "\r\ndocument.body.scrollHeight："+ document.body.scrollHeight; s += "\r\ndocument.body.scrollTop："+ document.body.scrollTop; s += "\r\ndocument.body.scrollLeft："+ document.body.scrollLeft; s += "\r\n网页正文部分上："+ window.screenTop; s += "\r\n网页正文部分左："+ window.screenLeft; s += "\r\n屏幕分辨率的高："+ window.screen.height; s += "\r\n屏幕分辨率的宽："+ window.screen.width; s += "\r\n屏幕可用工作区高度："+ window.screen.availHeight; s += "\r\n屏幕可用工作区宽度："+ window.screen.availWidth; alert(s); </SCRIPT> </html>

查看全文

相关阅读:
css半透明边框
 css脱离文档流
 margin负值的作用
 浅谈BFC
css多列布局
 css布局--水平垂直居中
 css布局--垂直居中
 css布局--水平居中
 题解-APIO2019奇怪装置
 题解-AtCoder ARC-078F Mole and Abandoned Mine

原文地址：https://www.cnblogs.com/quanhai/p/1712756.html