所有平台都预装的字体，被称为“安全字体”，因为它可以保证所有用户的视觉效果是一样的。

以下九种字体就是“安全字体”：Arial、Arial Black、Comic Sans MS、Courier New、Georgia、Impact、Times New Roman、Trebuchet MS和Verdana。

网上已经有人整理出了所有“安全字体”的CSS写法，我把它照抄过来，效果可以看这里。

1. serif类

font-family: Garamond, serif;

font-family: Georgia, serif;

font-family: ‘Times New Roman’, Times, serif;

font-family: ‘Bookman Old Style’, serif;

font-family: ‘Palatino Linotype’, ‘Book Antiqua’, Palatino, serif;

2.sans-serif类

font-family: Arial, Helvetica, sans-serif;

font-family: ‘Arial Black’, Gadget, sans-serif;

font-family: Impact, Charcoal, sans-serif;

font-family: ‘Lucida Sans Unicode’, ‘Lucida Grande’, sans-serif;

font-family: ‘MS Sans Serif’, Geneva, sans-serif;

font-family: ‘MS Serif’, ‘New York’, sans-serif;

font-family: Symbol, sans-serif;

font-family: Tahoma, Geneva, sans-serif;

font-family: ‘Trebuchet MS’, Helvetica, sans-serif;

font-family: Verdana, Geneva, sans-serif;

font-family: Webdings, sans-serif;

font-family: Wingdings, ‘Zapf Dingbats’, sans-serif;

3. 手写类

font-family: ‘Comic Sans MS’, cursive;

4. 等宽类

font-family: Courier, monospace;

font-family: ‘Courier New’, Courier, monospace;

font-family: ‘Lucida Console’, Monaco, monospace;