Update SymPy Live resources
Add base styles for forms
Fix up mobile SymPy Live
Minor tweaks for SymPy Live mobile/tablet
Fix issue with math not displaying
Fix fullscreen mode
Move statement queueing from Sphinx into Live
Allow user to execute example session
Fix 'NotFoundError' (Chrome)/'TypeError' (Firefox)
Decrease size of caret box
Improve styling on completion toolbar
Improve styling on buttons
Add chevrons to sidebar cards
Remove border-radius on form elements (Mobile Safari)
Make completions animate
Improve chevron on sidebar cards
Shrink header on mobile
Improve styling of page
Make header scroll away on mobile, only for SymPy Live
Hide settings by default in Sphinx