#popular {border:1px solid transparent;}
#popular ul {margin:0;padding:0;list-style:none;}
#popular li {margin:0;padding:0;list-style:none; text-align:center; vertical-align:middle}
#popular li{ width:200px; height:200px; overflow:hidden; }
#popular img{ border:1px solid #ffffff; }

#nextBtn a, #prevBtn a {outline:none;}