Extensions Tag box or Works with TYPO3 box don't have normal width when no/few tags are shown

What was the cause of the issue?

The "Extension Tag"-box and "Works with TYPO3"-box are not wide enough, when only few tags are shown.

Steps to reproduce

1. https://extensions.typo3.org/?L=0&id=1&tx_solr%5Bq%5D=tomas
2. Then you will see that the tag-cloud and

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