html, body, div, span, h1, h2, h3, h4, h5, h6, p, em, small, strong, dl, dt, dd, ol, ul, li { margin: 0; padding: 0; font-size: 100%; } em, strong, i { font-style: normal; } h1, h2, h3, h4, h5, h6 { font-weight: normal; } body { line-height: 1; font-size: 13px; font-family: "Microsoft Yahei"; color: #444; background-color: #fff; } ul, ol { list-style: none; } a { display: block; color: #333; text-decoration: none; } a:hover { text-decoration: underline; color: #444; } input, button { padding: 0; border: none; outline: none; background: none; } img { vertical-align: top; }