#menumain { margin:0; white-space:nowrap; overflow:hidden; height:80px; background:url(png_bg.png) 0px 0px repeat-x; }
#menumain .mainmenuiner { padding:0; line-height:80px; overflow: hidden; margin:0px 0px 0px 32px; }
#menumain .menuleft { float:left; width:20px; height:80px; padding:0; overflow: hidden; margin:0px;  }
#menumain .menuright { float:right; width:20px; height:80px; padding:0; overflow: hidden; margin:0px }
#menumain a.menumain:link, #menumain a.menumain:active, #menumain a.menumain:visited { display:block; float:left; height:80px; text-decoration: none; text-align:center; width:100px; color:#ffffff; font-family: Microsoft YaHei; margin:0px;line-height:80px; font-size:16px; }
#menumain a.menumain:hover { display:block; float:left; height:80px; line-height:80px; color:#ffffff; text-decoration: none; text-align:center; width:100px; font-family: Microsoft YaHei;margin:0px;  font-size:16px; }