We should work together to contribute our custom changes to the HTML5 template to be included in the vanilla version. Some custom features could be included as optional toggled features in game.project.
You can discuss here / in the above issue. Though discussing is preferable on the above issue.
If you have made custom changes to your HTML5 template please post it zipped here and mention what changes you have made.
If you are a CSS expert and have ideas on how the vanilla HTML5 template could be improved stylistically please post samples with images.