#### Units <https://getbootstrap.com/docs/4.1/components/input-group/#custom-select> - [ ] default currency (same, default CZK) - [ ] prices.... #23 - [ ] meters vs sqf. (same, default m^2) -> has to work with #18 because metric vs imperial - [ ] https://www.calculatorsoup.com/calculators/construction/square-footage-calculator.php - via https://pint.readthedocs.io/en/latest/ library
Units
https://getbootstrap.com/docs/4.1/components/input-group/#custom-select