Board Thread:Support Requests - Getting Technical/@comment-25295528-20160519103805

How can I recolor the heading parts of portable infoboxes? [http://driver-parallel-lines.wikia.com/wiki/MediaWiki:Common.css/portableinfobox.css my CSS includes the...

.portable-infobox .item-type-group .item-type-header { background-color: #0022FF; }

...code, but that color is the default color that has always shown in the infoboxes; it isn't the color "#0022FF". How can I change the color of the bar to that color?  