Standardizing the format of card titles

[xentenza]

Titles with h3 tags throughout the styleguide

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Test Results

  1 files    1 suites   0s :stopwatch: 278 tests 246 :white_check_mark: 0 :zzz:  0 :x: 32 :fire: 278 runs  214 :white_check_mark: 0 :zzz: 32 :x: 32 :fire:

For more details on these errors, see this check.

Results for commit c09f9985.

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