Ersetze in der Datei templates/tpl_modified_responsive/css/jquery.colorbox.css ca. Zeile 29 folgnden Code
#cboxTitle {font-weight:400;line-height:20px;font-size:10px;bottom: 6px;color: #444444;font-size: 10px;left: 0;position: absolute;text-align: center;-moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; padding: 0 120px 0 120px;width: 100%;}
mit diesem Code.
#cboxTitle {font-weight:400;line-height:20px;font-size:10px;top: 6px;color: #444444;font-size: 10px;left: 0;position: absolute;text-align: center;-moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; padding: 0 120px 0 120px;width: 100%;}
#colorbox #cboxClose{top:3px;right:0;}
#cboxLoadedContent{margin-top:32px;margin-bottom:0;}
Gruss
Hanspeter