I want to show the Opt out iframe on a page which has dark background. Unfortunately, all my CSS classes do not affect the iframe because they depend on classes I use within my website (for example
Therefore, I see a black font on a dark grey background which makes reading impossible. Maybe you can insert some classes into the opt out iframe page:
This would make it possible to style the page with CSS.
Additionally, I suggest to make it possible to insert own text, for example for informal speech or for another tone.