css样式重置

html,body,h1,h2,h3,h4,h5,h6,p,ul,ol,dl,li,form,input,fieldset,table,tr,td,img{padding:0;margin:0;}

ul,ol,li{list-style:none;}

img{border:0;display:block;}

a{text-decoration:none;}

body{font:12px "";}

h1,h2,h3,h4,h5,h6,strong,b{font-weight:100;}

em,i{font-style:normal;}

.left{float:left;}

.right{float:right;}

.clear:after{content:".";display:block;clear:both;height:0;overflow:hidden;visibility:hidden;}