If you don't want to zoom in and out all of the time, you can press and hold down the spacebar and while doing so, hold down the left click button and move the work area around.
Click here to see a short video (no sound).
If you don't want to zoom in and out all of the time, you can press and hold down the spacebar and while doing so, hold down the left click button and move the work area around.
Click here to see a short video (no sound).