How do I get rid of the whitespace around the cards here?
- title: Precious Metals
path: precious-metals
icon: mdi:currency-usd
cards:
- type: iframe
url: https://www.kitconet.com/images/live/s_gold.gif
title: Gold
- type: iframe
url: https://www.kitconet.com/images/live/s_silv.gif
title: Silver