* Use a minimal custom font with just the glyphs we need.
* Don't import the complete Font Awesome stylesheet.
* Use CSS for ornamental icons instead of empty inline elements.
* Restructure navbar to avoid fragile absolute positioning.
* Use real ascii for the easter egg.
* Use block-level links for home page speakers.
* Mozilla indents with spaces. See various style guides at https://mozweb.readthedocs.org
* Trimmed trailing whitespace at ends of lines.
* Added single newline at ends of files.