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Incomplete elements:

1. legend for the colour key (coloured by the Oxford Stringency Index)
2. responsiveness - best on mobile, desktop version is lumpy
3. slider misaligned with the stringency index colour indicator bar
4. sizing the visualisation svg to fit inside its div container at larger screen size
5. No source on the page."https://www.google.com/covid19/mobility/""https://www.bsg.ox.ac.uk/research/covid-19-government-response-tracker"