Current state: Matomo does not track viewport sizes, but we need to know them to better optimize for the actual space users see the page in.
Suggested Solution: Track the actual viewports of the website users on stats.wikimedia.de.
Right now, the tracking is limited to display dimensions which does not provide the full picture on the actual viewport sizes. Matomo does not come with a native way of tracking user viewports, so a custom implementation is necessary.
We should probably use Custom Dimensions for this: