CSS reset

 base.css

重新定义HTML标签的默认样式！！！！

body, h1, h2, h3, h4, h5, h6, blockquote, p, pre, dl, dd, menu, ol, ul, caption, th, td, form, fieldset, legend, input, button, textarea { margin: 0; padding: 0; }
            h1,h2, h3, h4, h5, h6 {font-size:100%; }
            menu, ol, ul { list-style: none; } 
            table { border-collapse: collapse; border-spacing: 0; }
            fieldset, img { border: 0; }
            address, cite, dfn, em, var { font-style: normal; }
            code, kbd, pre, samp { font-family: 'courier new',courier,monospace; }
            input, button, textarea, select { font-size: 100%; }
            abbr[title] { border-bottom: 1px dotted; cursor: help; }
            a { outline: none; text-decoration: none; }
            body, input, button, textarea, select, option, optgroup { font: 12px/1 arial, \5b8b\4f53, sans-serif; }