To create a good-looking dataset page, you should include:
a summary
images
a description that describes the image, as it will be used by screen readers
a phone number
You should include a banner image that will be displayed on homepages.
You can also include up to 3 banner buttons. These are buttons that will appear on top of the banner images. The child banner image should be a cropped version of the banner image.
You should include a 3:2 image for for smaller screens and a square image for social media sharing.
You should also include relationships, as they populate many fields on the page.