CardGroup lays them out in a grid.
Card
href is a link, where full URLs get a ↗ after the title and paths like /blog/launch get a →.
string
The card’s headline.
string
Turns the whole card into a link, with a full URL or a path like
/blog/launch.string
An image shown across the top of the card, cropped to 16:9, as a path like
/images/cover.png or a full URL.string
A short line at the bottom, like “Read more”, which is text rather than a separate link.
href show as plain text, because a link can’t contain another link.
CardGroup
CardGroup puts cards side by side, and Columns is the same component under another name.


How it looks on your site
number
default:"2"
Columns from 1 to 4 on wide screens, while cards always stack on phones.
Styling
Cards carry the classcard and groups carry card-group and columns.