Absolute 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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10 little-known CSS usage tips 1.css font shorthand rules when you use CSS to define fonts you might do this: font-size:1em; Line-height:1.5em; Font-weight:bold; Font-style:italic; Font-variant:small-caps; Font-family:verdana,serif; In fact, you can abbreviate these attributes: font:1em/1.5 ...

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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One, the UL label in Mozilla Default is to have padding value, and in IE only margin have value. The same class selector can appear repeatedly in one document, but only once for the ID selector. Using both class and ID for CSS definitions for a label, if the definition is duplicated, the ID selector is valid because the ID has a larger weight than class. 三、一个 compatibility adjustment (ie and Mozilla) stupid way: Beginners may encounter such a situation: the same label ...

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Using CSS to center the elements is not a simple thing-the same legitimate CSS centered settings in different browsers behave differently. 　　Let's take a look at some of the common CSS methods for centering the elements horizontally. 1. Using automatic outer margin to center the preferred method of centering the element horizontally is to use the margin property-set the Margin-left and Margin-right properties of the element to auto. In practical use, we can create one for these elements that need to be centered ...

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 ...

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