Move elements' position.
Move elements' position.

for button ‘back-to-top’ and mode-toggle placeholder.

mohuk/mohuk.github.io,mohuk/mohuk.github.io,aaronisme/aaronisme.github.io,aaronisme/aaronisme.github.io,aaronisme/aaronisme.github.io,mohuk/mohuk.github.io,mohuk/mohuk.github.io,aaronisme/aaronisme.github.io