To add Cardzware to the Main Menu of your website, please follow the steps below.
1. - Login to your Shopify store and go to https://shopify.com/admin/menus
2. - Under Menus > Click Main Menu
3. - Click Add Menu Item
4. Name = "Greeting Cards", "Personalised Cards", "Cards", etc
Link = /a/greeting-cards
5. Click "Add" and then "Save"
To adjust the position of the menu item you just created, click the 6 dots beside the Menu Item to change the order. As per below.
Please Note: It takes a minute or two for it to appear on your Online Store.