customize toc inside body content
make cursor default over icon; style all questions in qanda list
fix pygments styles; add clearfix; add bullet type none
style video block
add more source languages, fix sidebar spacing, offset checkbox in checklist
cleanup styles for 0.1.4

- set base styles for pre
- remove ordered list toc styles
- only use default cursor for icon if it isn't a link
- update terminal command to use dynamic prompt w/ fallback
additional tweaks for 0.1.4

- inline lists
- padding on content-scoped toctitle to align w/ list
- disable underline on links in content-scoped toc
- space nested unordered lists properly
- fix footnote spacings
rework preformatted text styles
comment out background color in highlight.js styles
minor padding updates
update pre spacing
add sass to language list
enable sidebar toc for small screens
add square brackets around button label