Style the page

[objorke]

• Fullscreen layout? like https://dotnetfiddle.net/?
• Splitters between code and output views? https://split.js.org/?
• Tabs for the different output views?

[objorke]

added https://bulma.io/ but this needs more work

[objorke]

change to one of those?

• https://purecss.io/
• https://milligram.io/
• https://semantic-ui.com/
• https://getmdl.io/
• https://materializecss.com/