@charset "utf-8";


.mp3{ 
position:fixed; 
left:20px; 
top:20px;
}
#butt1,#butt2{
 position: fixed; 
  left: 20px;
  top: 22px;

}
/* advertise */
#site_nav_under,#ad_under_post_holder,#under_post_news,#google_ad_c2,#under_post_kb,#ad_t2,#cnblogs_c1,#cnblogs_c2{
width:0;
height:0;
display:none;
overflow:hidden;
}