fix: use css optimization instead of VirtualElement #1207

Job	Run time
Typecheck and Lint Core	3m 24s
Build Core and publish docker image	9s
Test Core	3m 44s
Build gateways (playout-gateway)	6s
Build gateways (mos-gateway)	9s
Build gateways (live-status-gateway)	9s
AsyncAPI Generation	1m 30s
OpenAPI Generation	1m 34s
Test Package (blueprints-integration, 22.x)	1m 24s
Publish Docs	4m 5s
Check for multiple library versions	1m 22s
Test Package (server-core-integration, 22.x)	1m 34s
Test Package (22.x, corelib, true)	1m 46s
Test Package (openapi, 22.x)	1m 30s
Test Package (22.x, live-status-gateway, true)	1m 49s
Test Package (22.x, meteor-lib, true)	1m 50s
Test Package (22.x, job-worker, true)	3m 24s
Lint Package (playout-gateway)	1m 20s
Test Package (22.x, webui)	3m 13s
Lint Package (shared-lib)	1m 14s
Lint Package (server-core-integration)	1m 17s
Lint Package (mos-gateway)	1m 18s
Lint Package (corelib)	1m 31s
Lint Package (blueprints-integration)	1m 21s
Lint Package (openapi)	1m 19s
Lint Package (webui)	2m 30s
Lint Package (meteor-lib)	1m 41s
Lint Package (job-worker)	2m 2s
Test Package (shared-lib, 22.x)	1m 21s
Lint Package (live-status-gateway)	1m 36s
Lint Package (live-status-gateway-api)	1m 7s
Release Lib	0s
	52m 19s

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