Results 2 issues of Adam Beres-Deak

The demo intercepts F12 and Ctrl+Shift+I which are the usualy keys to open dev tools. It would be better to let the user open the dev tools to fiddle around...

On (ultra) wide screens the game uses the full width of the screen even if it makes the height not fit on the screen anymore. ![image](https://user-images.githubusercontent.com/603809/124485857-487a7e00-ddad-11eb-8830-dbafc7cddaae.png) After scrolling down: ![image](https://user-images.githubusercontent.com/603809/124485893-529c7c80-ddad-11eb-82f9-ccac93684f71.png)