I recommend beginner to learn Openbox. Openbox can be used as a standalone Window Manager, or as a Window Manager inside a DE (Desktop Environment).
In LXQT or XFCE4 you can simply type
As a standalone Stacking Window manager. Openbox is the only Stacking WM that I use daily.
This screenshot use a lot of transparency.
I also separate menu files in configuration to make it more modular.
Openbox: Arch Configuration:
Openbox: Debian Configuration:
Openbox is the default Window Manager for the lightweight #! Crunchbang/ Bunsenlabs Linux distribution. So I clone theme in my arch.
One of the most common component in Openbox is the famous
You can see how the taskbar has different tint2 looks form those screenshot above.
You can pick tint2 configuration from my collection here
Or make your own cool tint2 taskbar based on this thread.