📚 DOCS: Improve documentation for cards

[chrisjsewell]

No description provided.

[codecov-commenter]

Codecov Report

Merging #2 (54a502c) into main (e38121f) will increase coverage by 2.38%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main       #2      +/-   ##
==========================================
+ Coverage   56.74%   59.12%   +2.38%     
==========================================
  Files          10       10              
  Lines         756      756              
==========================================
+ Hits          429      447      +18     
+ Misses        327      309      -18     

Flag	Coverage Δ
pytests	59.12% <ø> (+2.38%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
sphinx_design/cards.py	95.74% <0.00%> (+19.14%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update e38121f...54a502c. Read the comment docs.