diff --git a/dot_tmux.conf b/dot_tmux.conf
new file mode 100644
index 0000000..0a2f8fa
--- /dev/null
+++ b/dot_tmux.conf
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+# interferes with terminal mouse usage
+# set -g mouse-select-window on
+# set -g mouse-select-pane on
+
+set-window-option -g xterm-keys on
+set -sg escape-time 0
+
+# start windows and panes at 1, not 0
+set -g base-index 1
+set -g pane-base-index 1
+set-window-option -g pane-base-index 1
+set-option -g renumber-windows on
+
+# prefix key
+unbind C-b
+set-option -g prefix C-space
+bind C-space send-prefix
+
+# use Alt-arrow keys without prefix key to switch panes
+bind -n M-Left select-pane -L
+bind -n M-Right select-pane -R
+bind -n M-Up select-pane -U
+bind -n M-Down select-pane -D
+
+# shift arrow to switch windows
+bind -n S-Left  previous-window
+bind -n S-Right next-window