HTML默认样式
来源：PHPerz.com 作者：网络转载 发布时间：2007-12-21
html , address , blockquote , body , dd , div , dl , dt , fieldset , form , frame , frameset , h1 , h2 , h3 , h4 , h5 , h6 , noframes , ol , p , ul , center , dir , hr , menu , pre { display: block } li { display: list-item } head { display: none }
table-footer-group }
col { display: table-column }
colgroup { display: table-column-group }
td, th { display: table-cell; }
caption { display: table-caption }
th { font-weight: bolder; text-align: center }
caption { text-align: center }
body { margin: 8px; line-height: 1.12 }
h1 { font-size: 2em; margin: .67em 0 }
h2 { font-size: 1.5em; margin: .75em 0 }
h3 {
