[BD-46] fix: fixed Card border-radius and color

[PKulkoRaccoonGang]

Description

• fixed Card border-radius and color.

Issue: #2549

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[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +0.02% 🎉

Comparison is base (b39a6a4) 91.69% compared to head (afe14bb) 91.72%.
Report is 5 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2607      +/-   ##
==========================================
+ Coverage   91.69%   91.72%   +0.02%     
==========================================
  Files         235      235              
  Lines        4214     4217       +3     
  Branches     1021     1020       -1     
==========================================
+ Hits         3864     3868       +4     
+ Misses        346      345       -1     
  Partials        4        4              

see 1 file with indirect coverage changes

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[edx-semantic-release]

🎉 This PR is included in version 21.1.8 🎉

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[edx-semantic-release]

🎉 This PR is included in version 22.0.0-alpha.6 🎉

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• GitHub release

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