.pdf-group{-webkit-border-radius:6px;-moz-border-radius:6px;-ms-border-radius:6px;-o-border-radius:6px;border-radius:6px;border:1px solid #eee;margin-bottom:1.5em;overflow:hidden}.pdf-group header{text-align:left;background:#f6f6f6;padding:0px 24px;position:relative}.pdf-group header h1{font-size:2.25em;line-height:1.33333em}.expanda-button{right:0;top:0;bottom:0;position:absolute}.expanda-button:hover{background:#ddd;cursor:pointer;color:#9a9a9a}.expanda-button span{color:#afafaf;width:36px;height:100%;display:block;line-height:4.5em;text-align:center;-webkit-transform:rotate(180deg);-moz-transform:rotate(180deg);-ms-transform:rotate(180deg);-o-transform:rotate(180deg);transform:rotate(180deg);-webkit-transition:all,0.2s;-moz-transition:all,0.2s;-o-transition:all,0.2s;transition:all,0.2s}.closed .expanda-button span{-webkit-transform:rotate(0deg);-moz-transform:rotate(0deg);-ms-transform:rotate(0deg);-o-transform:rotate(0deg);transform:rotate(0deg);-webkit-transition:all,0.2s;-moz-transition:all,0.2s;-o-transition:all,0.2s;transition:all,0.2s}ul.pdf-listing{margin-bottom:0;margin-left:0}ul.pdf-listing .pdf{padding:1em}ul.pdf-listing .even{background:#f9f9f9}