index.js

var randomNumber1 = Math.floor(Math.random()*6)+1;
var randomDiceImage1 = "dice"+randomNumber1+".png";//dice1.png-dice6.png
var randomImageSource1 = "images/"+randomDiceImage1;//  images/dice1.png - images/dice6.png
var image1 = document.querySelectorAll("img")[0].setAttribute("src",randomImageSource1);

var randomNumber2 = Math.floor(Math.random()*6)+1;
var randomDiceImage2 = "dice"+randomNumber2+".png";
var randomImageSource2 = "images/"+randomDiceImage2;
var image2 = document.querySelectorAll("img")[1].setAttribute("src",randomImageSource2);

//if plyaer 1 wins
if(randomNumber1 > randomNumber2){
    document.querySelector("h1").innerHTML = "🏁Player 1 Wins!!"
}

//if player 2 wins
else if(randomNumber2 > randomNumber1){
    document.querySelector("h1").innerHTML = "Player 2 wins!!🏁"
}

//draw
else{
    document.querySelector("h1").innerHTML = "Draw!"
}