Date moduleconst tz = Intl.DateTimeFormat().resolvedOptions().timeZoneconsole.log('timezone', tz)
const offset = new Date().getTimezoneOffset()console.log('tz offset', offset)
const horas = new Date().getHours()horas < 19 && horas > 7 ? console.log("it's day") : console.log("it's night")