html,body,ul,li,ol,dl,dd,dt,p,h1,h2,h3,h4,h5,h6,form,fieldset,legend,img{margin:0;padding:0;}
body{font:18px Helvetica,"微软雅黑","宋体","Arial Narrow",HELVETICA;}
a,u{text-decoration:none;}
ul,ol,li{list-style:none;}
img{display:block;border:0;}
em,i{font-style:normal;}
b,strong{font-weight:100;}
