index.js

document.getElementById("myButton").onclick = function () {
    location.href ="https://apps.apple.com/in/genre/mac/id39?mt=12";
};

document.getElementById("myDownload").onclick = function () {
    location.href = "https://play.google.com/store/apps?hl=en&gl=GB";
};

document.getElementById("myBut").onclick = function () {
    location.href ="https://apps.apple.com/in/genre/mac/id39?mt=12";
};

document.getElementById("myDown").onclick = function () {
    location.href = "https://play.google.com/store/apps?hl=en&gl=GB";
};

document.getElementById("signUp").onclick = function () {
    location.href = "signup/signup.html";
};

document.getElementById("signIn").onclick = function () {
    location.href = "signup/signup.html";
};

document.getElementById("signUpp").onclick = function () {
    location.href = "signup/sigup.html";
};