Fix mobile layout overflow caused by tooltips #721

Job	Run time
lint (npm run lint:eslint, macos)	2m 2s
lint (npm run lint:eslint, ubuntu)	1m 9s
lint (npm run lint:eslint, windows)	1m 30s
lint (npm run lint:yaml, macos)	44s
lint (npm run lint:yaml, ubuntu)	40s
lint (npm run lint:yaml, windows)	40s
lint (npm run lint:md, macos)	46s
lint (npm run lint:md, ubuntu)	41s
lint (npm run lint:md, windows)	45s
lint (npm run lint:md:relative-urls, macos)	57s
lint (npm run lint:md:relative-urls, ubuntu)	40s
lint (npm run lint:md:relative-urls, windows)	58s
lint (npm run lint:md:consistency, macos)	36s
lint (npm run lint:md:consistency, ubuntu)	1m 4s
lint (npm run lint:md:consistency, windows)	46s
	13m 58s

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