body, div, ul, li, ol, h1, h2, h3, h4, h5, h6, input, textarea, select, p, dl, dt, dd, a, img, button, form, table, th, tr, td, tbody, article, aside, details, figcaption, figure, footer, header, menu, nav, section { margin: 0; padding: 0; box-sizing: border-box; } .clearfix:before, .clearfix:after { content: ; display: table; } .clearfix:after { clear: both; } @font-face { font-family: iconfont; src: src: / x IE6-IE8 x / formatwoff, formattruetype, / x chrome, firefox, opera, Safari, Android, [...]