ref:
https://thumbs.dreamstime.com/z/world-map-surrounded-colorful-time-zone-tabs-containing-belonging-cities-countries-displaying-info-zones-88631286.jpg


https://duckduckgo.com/?q=timezone+in+circle&iar=images&iax=images&ia=images&iai=https%3A%2F%2Fthumbs.dreamstime.com%2Fz%2Fgold-clock-time-zones-14940032.jpg
https://duckduckgo.com/?q=timezone+in+circle&iar=images&iax=images&ia=images&iai=https%3A%2F%2Fthumbs.dreamstime.com%2Fz%2Fgold-clock-time-zones-14940032.jpg
https://duckduckgo.com/?q=timezone+in+circle&iar=images&iax=images&ia=images&iai=https%3A%2F%2Fthumbs.dreamstime.com%2Fz%2Fgold-clock-time-zones-14940032.jpg
file:///~/.local/rootfs-carret/%20github.com/denisde4ev/html-css-js/raw/master/html/timezone-analog-clock/index.html