Tron awesomeWM
Tron is a Lua theme for awesomeWM on Linux.
If you wish to create a custom theme, copy this file to ~/.config/awesome/mytheme.lua and replace beautiful.init(gears.filesystem.get_themes_dir() .. "default/theme.lua") with beautiful.init(gears.filesystem.get_configuration_dir() .. "mytheme.lua") in your rc.lua.