Apply modal pattern to search box pop-up #221

Job	Run time
build PST docs (ubuntu-latest, 3.12)	1m 12s
a11y-tests (ubuntu-latest, 3.12)	3m 29s
run-pytest (ubuntu-latest, 3.9)	1m 29s
build PST docs (macos-latest, 3.12)	2m 56s
run-pytest (ubuntu-latest, 3.10)	1m 28s
build PST docs (windows-latest, 3.12)	8m 23s
run-pytest (ubuntu-latest, 3.11)	1m 36s
build PST docs (ubuntu-latest, 3.9, 6.1)	1m 26s
run-pytest (ubuntu-latest, 3.12)	1m 42s
run-pytest (ubuntu-24.04, 3.11)	2m 5s
run-pytest (ubuntu-24.04, 3.12)	2m 21s
run-pytest (macos-14, 3.10)	2m 48s
run-pytest (macos-14, 3.11)	2m 55s
run-pytest (macos-14, 3.12)	2m 41s
run-pytest (macos-13, 3.9)	2m 53s
run-pytest (macos-13, 3.10)	3m 0s
run-pytest (macos-13, 3.11)	2m 46s
run-pytest (macos-13, 3.12)	2m 50s
run-pytest (windows-latest, 3.9)	3m 10s
run-pytest (windows-latest, 3.10)	2m 56s
run-pytest (windows-latest, 3.11)	2m 48s
run-pytest (windows-latest, 3.12)	3m 28s
run-pytest (ubuntu-latest, 3.9, 6.1)	1m 38s
run-pytest (ubuntu-latest, 3.12, dev)	1m 57s
check coverage	36s
profiling	23s
lighthouse-audit	4m 5s
	1h 9m 1s

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