Modify and upgrade my leaflet js site

-add favicon
-change country select to an ordinary drop down menu
-first modal must be completely filled with info
-have all temperature and weather info inn one modal
-give currency modal a title
-format news modal date's
-add unit's in forecasting modal
-style weather modal to look like in the image
-fix covid button
-redo pre-loader so it loads when whole page has loaded