Winner:

Otwórz w trybie kompatybilności.

Kod

<!DOCTYPE html>
<html lang="pl">
<head>
    <meta charset="UTF-8">
    <style>
        #flex {
            display: flex;
            justify-content: space-between;
        }
    </style>
</head>
<body>
    <div id="flex">
        <div id="num0"></div>
        <div id="num1"></div>
        <div id="num2"></div>
        <div id="num3"></div>
        <div id="num4"></div>
    </div>
    <br>
    <h4>Winner:</h4>
    <div id="win"></div>
    <script>
        let tab = new Array
        let tabColor = new Array
        function randomColor() {
            let letters = '0123456789ABCDEF';
            let color = '#';
            for (let i = 0; i < 6; i++) {
                color += letters[Math.floor(Math.random() * 16)];
            }
            return color;
        }
        for (let i = 0; i < 5; i++) {
            tab[i] = Math.floor(Math.random() * 100)
            tabColor[i] = `<p style="color: ${randomColor()};">${tab[i]}</p>`
            document.getElementById(`num${i}`).innerHTML = tabColor[i]
        }
        let winRandom = Math.floor(Math.random()*4)
        document.getElementById("win").innerHTML = tabColor[winRandom]
    </script>
</body>
</html>