add darkmode switch without js
make back-to-top in archives really to top
input: search: remove webkit cancel button
The search is real-time and cancel button shoud not benifit much
Disabling it makes the search consistent across browsers
sidebar: dropdown: move indicator to the right
theme: light: fix highlight w background
footer: follow: stop SCREAMING
footer: follow: move to flexbox
trim unwanted whitespaces on footer
footer: sort back-to-top to the end
use shorter fa4 class for forkawesome
use shorter fa4 class for forkawesome