how to make div centered in css

CSS Top tips broadcast, div+css layout must know _ Experience Exchange Font size using pxDeclaring CSS in one lineCompare the following two: h2 {font-size:18px; border:1px solid blue; color: #000; Background-color: #FFF;} h2 { font-size:18px; BORDER:1PX solid blue; Color: #000; Background-color: #FFF; }

the art diagram CTRL--- Hold down the CTRL key and press the "-" minus key to keep zooming out of the open artwork 3, drag the art diagram Hold "SPACEBAR" when the mouse will become the same as the palm of the icon, this time the mouse click on move can drag the entire Web page artwork 4, Full-screen and fixed screen mode The Web page artwork into an unfixed drag range, English lowercase input situation in the "F" letter key, switch, you can three modes of mutual transfer Photoshop

How does CSS align the DIV layer horizontally? Today, CSS is a very tricky problem. Div itself does not define its own center attribute. Many Methods on the Internet are to use the upper-level text-align: center then nest a div layer to solve the problem. but is this method

The recent written test often encountered this problem, usually write code seems very little thinking about this, I would like to make a small summary for the interview needs. There are still a lot of questions about the vertical layout of elements, and interviews like to ask, for example, two columns with different layouts, highly adaptive. I also write it out. One, the element is centered vertically: Sin

The main CSS properties in the Div+css layout are described in:Float:The Float property is the most basic and most commonly used property in the DIV+CSS layout for implementing multi-column functionality, and we know that the Margin:The margin property is used to set the dis

; with CSS, you can define the border of a table as a uniform style, or you can define top, right, and bottom respectively.And left border color, size, and style.You can use the table, TD or th selectors.If you need to set the border-less effect, you can use the CSS definition: border-collapse: collapse;Clear: left;Clear: right;Clear: both;Many 2-or 3-column la s are located using the float attribute. If yo

css| Beginners 　　What is Css+div? css+div is one of the commonly used terms in Web site standards (or "web standards"), usually to illustrate the difference in how tables are positioned in the HTML web design language, because the XHTML web design standard does not use the

First, how to make a div vertically centered in the page (please list at least three kinds)1. The distance from the left and top border of the page window is set to 50%, this 50% refers to the width and height of the page window 50%, and finally the div to the left and move up, left and move up the size of the

Core Tip: We learn div+css Web layout knowledge, but the validation is sometimes difficult to operate, but you can use it to view the errors caused by the layout design. The validator throws a lot of errors and warnings, stating that your XHTML is not yet complete and may not be consistent on different browsers.We learn about DIV+

div-the height of the text)/2 is the Padding-top value Then div height modified to the original div's height-padding-top value Let's look at some examples 1, single line vertical center The text is vertically centered in the layer Vertical-align property is not available. We have a more ingenious way here: the height of the set height is the same height as t

are two small div parts in the Topdiv container.The Maindiv container assumes the left setting of main, the right setting, and the middle setting. These three are also the three small div parts of the Maindiv container.The entire page is made up of three large container parts. Here's the trick: we need to set the width of each large container (i.e., topdiv/maindiv/bottomdiv). Then

position property in the CSS.The Position property is located in the following way:(1) Static: Static positioning, is the default value.(2)relative: Relative positioning, the box relative to its original position, by specifying the offset (horizontal offset: lefth and right property values; vertical offset: top and bottom property values), to the new position. Relative positioning has no effect on the parent box and the Brother box.(3)Absolute: absolute positioning, the box is offset by the nea

Css One months, I'm back, okay, let's keep talking. In the previous article, the main negation of the use of Div layout this argument, the proposed div should be used to organize the code structure, now we go a little deeper, Div has semantics? The question was hotly debated in the study group some time ago, when Rice

Next, create a folder on the desktop named "DIV + CSS layout exercise", create two empty Notepad documents under the folder, and enter the following content:This is the basic structure of XHTML, named as index.htm. another document is named as css.css.The following code writes the basic structure of the DIV to the The code is as follows:Copy code

that defines the appearance of the page is itself part of the page. To see an instance, you just have to count the number of font and table tags on any page of any site. As long as you are able to remove these tags from the process (or code) of the actual page, or in a better way, you will be able to make a centralized change by going outside. And that's what CSS can do.

Key words: Box Model, block and inline elements, CSS SelectorReference: [Example]Requirements:1) the width and height are both 200 pixels;2) The color is red #900; Do it by yourself to see if it can be done? Don't look at my code first. If you can't do it, download it and follow the steps below to modify it.The following is my code: sy_example 1.rar (498Bytes)In IE6 and FF, the following results are displayed: How about it? It's easier ~, But hav

not, but in the FF and IE show the effect is very good. Reasonable use of CSS can avoid hack. Of course, the debugging time will be more.Include floating elementsAll content within the container should be designed to be consistent with the container. If it is too large, it will slide to the wrong position. Using a negative margin to adjust to the outside of the container will also cause slippage.Understanding OverflowIf there are two floating element

css| Web page IE vs FF CSS Compatibility essentials: DOCTYPE Impact CSS Processing Ff:div set Margin-left, Margin-right is already centered when auto, IE not Ff:body set Text-align, Div needs to set Margin:auto (mainly margin-left,margin-right) to center FF: Set padding,

DIV+CSS is a web design standard, it is a Web page layout method, it can achieve page content and performance separation, in web development, DIV+CSS Layout page is also a variety of web page style representation element, then how to implement DIV+

Use a single div to summarize CSS plotting Methods Why only one Div is used? In May 2013, I attended CSSConf and saw Lea Verou's lecture on border-radius. You may think this attribute is very inconspicuous. However, this speech opened my eyes and I was not familiar with CSS and many other behaviors. Recalling my time a