.panel-group{font-size:13px;background:#fff;background:url(../img/inactive-header2.gif) no-repeat -9999px -9999px}.panel-heading{font-size:16px;background:#ebebeb;cursor:pointer;color:#666}.active-header{background:url(../img/active-header.gif) #f9f9f9;background-repeat:no-repeat;background-position:right 50%;border-bottom:1px solid #f9f9f9}.active-header:hover{background:url(../img/active-header2.gif) #f1f1f1;background-repeat:no-repeat;background-position:right 50%}.inactive-header{background:url(../img/inactive-header.gif) #fff;background-repeat:no-repeat;background-position:right 50%;border-bottom:1px solid #e3e7e9}.inactive-header:hover{background:url(../img/inactive-header2.gif) #f9f9f9;background-repeat:no-repeat;background-position:right 50%}