To add your own background you have to create an entry in BackgroundsList.js, with the parameters:
- name: the name you have given your background. It needs to be unique
- func: the function that renders the background. Note that it needs to be inserted in the div with id
backgroundContainer. See SimpleText.js as an example - image: the image you want to be rendered on the card for your background
- parameters: the parameters that the function expects to recieve, with the default values