Review & modernize website markup and css
Originally created by @Anonymous on #7021 (Redmine)
make the website html5 / css3 / media queries compliant while keeping the design.
Feature Branch: web/7021-modernize-website
Related issues
- Related to #7627 (closed)
- Related to #8942 (closed)
- Related to #13199 (closed)
- Related to #13200 (closed)
- Related to #10909 (closed)
- Related to #16896 (closed)