body{font-size:16px;margin:0;padding:0;font-family: microsoft yahei;color: #333;width:100%;}
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form, 
fieldset,input,textarea,p,blockquote,th,td { 
padding:0; 
line-height:30px;
}