/*全局样式*/
html{ overflow-y:scroll;}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td, button{padding:0;margin:0;}
body{background:#f5f5f5; font:12px Verdana, Simsun, Helvetica, Arial, sans-serif;color:#555;}


fieldset, img{border:0;}
/*表单中的字体属性与表单以外的不一致，需要单独定义*/
input, label, select, option, textarea, button, fieldset, legend{font:12px/18px Verdana, Simsun, Helvetica, Arial, sans-serif;}
ul{list-style:none;}