My Tmux config file.

.tmux.conf

#Bindings and stuff
set -g prefix C-a
bind-key a send-prefix
unbind [
bind Escape copy-mode
unbind-key C-b
#bind-key C-a last-window
set -g base-index 1
set-option -g mouse-select-pane on
set-window-option -g mode-keys vi

#Pane zoom
bind } run "if [[ $(tmux list-window) =~ tmux-zoom ]]; then tmux last-window; tmux swap-pane -s tmux-zoom.0; tmux kill-window -t tmux-zoom; else tmux new-window -d -n tmux-zoom 'clear && echo TMUX ZOOM && read'; tmux swap-pane -s tmux-zoom.0; tmux select-window -t tmux-zoom;fi"

# Set status bar
set -g status-bg colour235
set -g status-fg white
set -g status-left-length 30
set -g status-right-length 60
set -g status-left '#[bg=colour235,fg=blue]⮀ #[default]'
set -g status-right '#[bg=blue,fg=colour235]⮀#[fg=colour235,bg=blue] local  '
set-window-option -g window-status-current-bg blue
set-window-option -g window-status-current-fg '#2F2828'

#Notifications
setw -g monitor-activity on
set -g visual-activity on

#tab
bind-key -n C-right next
bind-key -n C-left prev

#set 256 color
set -g default-terminal "screen-256color"
setw -g window-status-format '#[fg=blue,bg=colour235]#I #[default]#W  '
setw -g window-status-current-format '#[bg=blue,fg=colour235]⮀ #[fg=white,bg=blue]#I #[bg=blue,fg=colour235]#W #[bg=colour235,fg=blue]⮀'
setw -g window-status-activity-bg colour235
setw -g window-status-activity-attr bold
setw -g window-status-activity-fg white