Improve layout of ValueChangeCompare.

src/app.html

src/hooks.ts

src/lib/components/ValueChangeCompare.svelte

src/lib/components/test_cases/TestCaseCompareModal.svelte

src/lib/components/test_cases/TestCaseCompareView.svelte

src/lib/components/test_cases/TestCaseView.svelte

src/lib/server/oauth2.ts

src/lib/sessions.ts

src/lib/users.ts

src/routes/__error.svelte

src/routes/parameters/[parameter]/edit.svelte

src/routes/parameters/[parameter]/index.svelte

src/routes/simulations/[simulation].svelte

src/routes/variables/[variable]/index.svelte

src/routes/variables/[variable]/inputs/[date].svelte

svelte.config.js