Merge branch...

Merge branch '91-ux-ui-tweak-increase-the-visual-distance-between-card-index-description-and-card' into 'staging'

fix UX tweak

Closes #91

See merge request arsnova/cards!152
7 jobs for 20-display-the-cards-as-cube-for-all-viewing-modes-and-update-the-animations
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