install tweaks

  1.  sudo apt install gnome-tweak-tool

install WhiteSur-gtk-theme

  1. git clone https://github.com/vinceliuice/WhiteSur-gtk-theme
  3. cd WhiteSur-gtk-theme
  4. ./install.sh

install WhiteSur-icon-theme

  1. https://github.com/vinceliuice/WhiteSur-icon-theme.git
  3. cd WhiteSur-icon-theme
  4. ./install.sh