Fix flexbox in Internet Explorer
Fix flexbox in Internet Explorer

References: https://github.com/mmistakes/minimal-mistakes/pull/2289
References: https://github.com/mmistakes/minimal-mistakes/commit/92d673b5ae282df80213f9543c7373c333a91ef1.patch
Resolves: https://github.com/fluentassertions/fluentassertions/pull/1549

fluentassertions/fluentassertions,dennisdoomen/fluentassertions,fluentassertions/fluentassertions,jnyrup/fluentassertions,dennisdoomen/fluentassertions,jnyrup/fluentassertions