手机的网址
http://zhidao.baidu.com/question/92063812.html
http://www.blueidea.com/tech/web/2009/6535.asp
http://www.neoease.com/round-box-with-html/
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Cascading Style Sheets
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Cascading Style Sheets (CSS) is a simple mechanism for adding style (e.g. fonts, colors, spacing) to Web documents. Tutorials, books, mailing lists for users, etc.
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