app.js

/*let daysItem = document.querySelector("#days");
let hoursItem = document.querySelector("#hours");
let minItem = document.querySelector("#min");
let secItem = document.querySelector("#sec");

let countDown = () => {
    let futureDate = new Date("26 July 2021");
    let currentDate = new Date();
    let myDate = futureDate - currentDate;
    //console.log(myDate);

    let days = Math.floor(myDate/ 1000 /60 /60 /24);
    let hours = Math.floor(myDate / 1000 / 60 / 60) % 24;
    let min = Math.floor(myDate / 1000 /60) % 60;
    let sec = Math.floor(myDate/1000) % 60;
     

    daysItem.innerHTML = days;
    hoursItem.innerHTML = hours;
    minItem.innerHTML = min;
    secItem.innerHTML = sec;
}

countDown()
setInterval(countDown, 1000)

*/