bg="default"
default_fg="#D8DEE9" 
session_fg="#A3BE8C"
session_selection_fg="#3B4252"
session_selection_bg="#81A1C1"
active_window_fg="#88C0D0"
active_pane_border="#abb2bf"

set -g status-left-length 200   # default: 10
set -g status-right-length 200  # default: 10
set -g status-left "#[fg=${session_fg},bold,bg=${bg}]#[fg=${default_fg},nobold,bg=${bg}]"
set -g status-right '#{battery_status_bg} #{battery_icon} #{battery_percentage} | %H:%M '
set -g status-justify left
set -g status-style "bg=${bg}"
set -g window-status-format "#[fg=${default_fg},bg=default] #I:#W"
set -g window-status-current-format "#[fg=${active_window_fg},bold,bg=default]  #[underscore]#I:#W"
set -g window-status-last-style "fg=${default_fg},bg=default"
set -g message-command-style "bg=default,fg=${default_fg}"
set -g message-style "bg=default,fg=${default_fg}"
set -g mode-style "bg=${session_selection_bg},fg=${session_selection_fg}"
set -g pane-active-border-style "fg=${active_pane_border},bg=default"
set -g pane-border-style "fg=brightblack,bg=default"