Most of the time you want the content of a document displayed on screen with zero
transparency. When you want to focus your attention only on editing text content inside XML
tags
Oxygen XML Author
offers the option of
reducing the visibility of the tags by increasing their transparency when they are displayed.
There are two levels of tag transparency: semi-transparent markup and transparent markup. For
the opposite case, when you want to focus on the tag names, the text transparency can be set
to one of two levels: semi-transparent text and transparent text. To change the level of
transparency click the toolbar button
Adjust Contrast available on the
Edit toolbar.