body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td { margin: 0; padding: 0; font: 14px "microsoft yahei", Arial, Helvetica, sans-serif; }
caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video { display: block; margin: 0; padding: 0; }
body, button, input, select, textarea { font: 14px/1.5 tahoma, arial, \5b8b\4f53; }
h1, h2, h3, h4, h5, h6 { font-size: 100%; }
address, cite, dfn, em, var { font-style: normal; }
code, kbd, pre, samp { font-family: courier, courier, monospace; }
li { list-style: none; }
a, a:hover, a:link, a:visited, a:active { text-decoration: none; }
img { border: 0; }
button, input, select, textarea { font-size: 100%; outline: none }
table { border-collapse: collapse; border-spacing: 0; }
.hide { display: none; }
*, *::before, *::after { box-sizing: border-box }