How to fit an image as background image with one click?

Step-by-Step Instructions:

1. To fit an image as a background image with one click, head over to the Image section on the left sidebar of the editor.

2. Select the image you want to use as a background. You can choose from a wide range of stock. Click the image from the results section, and it will automatically be put in your canvas. 

3. Note that when the image is selected, it will not fit the canvas immediately. 

4. So, to fit the image, click the Fit to Canvas button. You can find it in the upper left part of your design. 

5. Upon clicking, your image will fit with one click.