Fix broken text and images in N:binary operations, updated the theme and changed fonts.

content/posts/nix-starter-guide.md

@@ -365,7 +365,7 @@ mkdir -p ~/.config/nix-darwin/
 cp -f flake.nix ~/.config/nix-darwin/
 cp -f home.nix ~/.config/nix-darwin/
 
-if [[ $(uname -m) == "x86_64" ]]; then
+if [ $(uname -m) == "x86_64" ](%20$(uname%20-m)%20==%20"x86_64"%20); then
     echo "Intel mac."
     nix --extra-experimental-features "nix-command flakes" run nix-darwin -- switch --flake ~/.config/nix-darwin#x86
 else

content/posts/private-phone.md

@@ -1,4 +1,4 @@
----
+---
 # Post
 draft: false
 searchHidden: false