body,p,span,div,ul,li,h1,h2,h3,h4,table,tr,th,td,em,div,form,label{ margin:0; padding:0; font-family:"宋体"; font-size:12px;}
select,input{ vertical-align:middle; font-size:12px;}
textarea{font-size:12px; padding:0; margin:0;}

ul,li{ list-style:none;}
img{ border:0; display:block; }
table,td{ border-collapse:collapse;}
.clear{ clear:both;}