MAC users just click the link. The ZIP file will automatically download to the location you have selected for your downloads. You can open the ZIP file from there.

In other browsers, you’ll see a menu like the one to the right open up. Choose “Save Target As…” or “Save Link As…” 

Once you select “save target as” or “save link as,” a download screen will come up asking you where you want to save the file on your computer. Select where on your computer you’d like to save this zip file. Once downloaded, you will be able to open the ZIP file from that spot.