Work is done now.
If you want to add more things:
Run the command git clone https://github.com/enessmr/HTMLAndCSS-MaterialDesign3
then add things. I will publish the adds to "HTMLAndCSS-MD3-CommunityAddons"
sudo pacman -S git base-devel
sudo apt install git
Download Git from it's website and install it like a normal user