tmux.conf

set-option -g default-shell "/bin/bash"

# split panes using | and -
bind | split-window -h
bind - split-window -v
unbind '"'
unbind %

# switch panes using Alt-arrow without prefix
bind -n S-PageUp previous-window
bind -n S-PageDown next-window

bind -n S-Left select-pane -L
bind -n S-Right select-pane -R
bind -n S-Up select-pane -U
bind -n S-Down select-pane -D

# Enable mouse mode (tmux 2.1 and above)
set -g mouse on

######################
### DESIGN CHANGES ###
######################

# loud or quiet?
set-option -g visual-activity off
set-option -g visual-bell off
set-option -g visual-silence off
set-window-option -g monitor-activity off
set-option -g bell-action none

#  modes
setw -g clock-mode-colour colour5
setw -g mode-style fg=colour1,bg=colour18,bold

# panes
set -g pane-border-style bg=colour0,fg=colour19
set -g pane-active-border-style bg=colour0,fg=colour9

# statusbar
set -g status-position bottom
set -g status-justify left
set -g status-style bg=colour18,fg=colour137,dim
set -g status-left ''
set -g status-right '#[fg=colour233,bg=colour19,bold] %d/%m #[fg=colour233,bg=colour8,bold] %H:%M:%S '
set -g status-right-length 50
set -g status-left-length 20

setw -g window-status-current-style fg=colour1,bg=colour19,bold
setw -g window-status-current-format ' #I#[fg=colour249]:#[fg=colour255]#W#[fg=colour249]#F '

setw -g window-status-style fg=colour9,bg=colour18,none
setw -g window-status-format ' #I#[fg=colour237]:#[fg=colour250]#W#[fg=colour244]#F '

setw -g window-status-bell-style bg=colour1,fg=colour255,bold

# messages
set -g message-style bg=colour16,fg=colour232,bold