Dark color theme with flatui colors from https://flatuicolors.com/. The theme structure has been borrowed from grandshell-theme, which borrowed it from color-theme-sanityinc-solarized. URLs: grandshell-theme: https://github.com/steckerhalter/grandshell-theme color-theme-sanityinc-solarized: https://github.com/purcell/color-theme-sanityinc-solarized ; Requirements: Emacs 24.