How To Set Background Size In Css

CSS browser compatibility is sometimes a headache, perhaps when you understand the skills and principles, you will find it is not difficult, from the online collection of ie7,6 and FIREOFX compatibility processing methods and collated. For web2.0 excesses, try to write code in XHTML format,  and doctype affect CSS processing, as the standard of the consortium, must add DOCTYPE reputation. CSS Tips 1.div Vertical center problem vertical-align:middle ...

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Font Size The CSS2 specification defines a font based on length-horizontal and vertical dimensions. This length is a numeric value and may be preceded with an optional plus (+) or minus (-) marker. 　　In addition, the value may have an optional unit identifier. In addition, the CSS2 specification defines two unit types: absolute units and relative units. The absolute value specifies the unit, and the relative unit specifies a value that is proportional to another value. The following list lists the relative unit identifiers: em: The height of the element font. It is calculated with the font size property of the element that uses the font ...

This section mainly explains, two content, first: CSS How to control the page style, there are several ways; second: The priority of these approaches when they appear on the same page. Using the XHTML+CSS layout page, there is a very important feature is the content and the appearance of separation, content refers to HTML page code, image is CSS code, if the page as a person wearing clothes, people are HTML, is content, and clothing is CSS, is the appearance, now the problem is ...

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This section mainly explains, two content, first: CSS How to control the page style, there are several ways; second: The priority of these approaches when they appear on the same page. Using the XHTML+CSS layout page, there is a very important feature is the content and the appearance of separation, content refers to HTML page code, image is CSS code, if the page as a person wearing clothes, people are HTML, is content, and clothing is CSS, is the appearance, now the problem is , how to let CSS to control the page? Or, how to put clothes on people, good ...

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Summary CSS Firefox browser and IE compatible code compatible with your main compatibility is the syntax of the problem, you write CSS write specifications, and are compatible, the other is some of the browser's BUG, ​​send some tips for you Look, maybe useful. CSS skills 1, the vertical center of the div problem Vertical-align: middle; The line spacing increased to the same high as the entire DIV line-height: 200px; Then insert the text, the vertical center. The disadvantage is to control the content do not wrap ...

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