[web] close the main menu when clicked outside (except view btn), close the toolbar menu on mouse down

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35597 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Login

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35598 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Redundant override deleted

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35599 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
Do not use font size from file in Web

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@35600 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e