phpcms图片滚动

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>图片滚动示例</title>
    <style>
        .slider {
            width: 100%;
            overflow: hidden;
            position: relative;
        }
        .slider img {
            width: 100%;
            display: none;
        }
        .slider img:first-child {
            display: block;
        }
    </style>
    <script>
        let slideIndex = 0;
        showSlides();

        function showSlides() {
            let i;
            let slides = document.getElementsByClassName("slider")[0].getElementsByTagName("img");
            for (i = 0; i < slides.length; i++) {
                slides[i].style.display = "none";
            }
            slideIndex++;
            if (slideIndex > slides.length) { slideIndex = 1 }
            slides[slideIndex - 1].style.display = "block";
            setTimeout(showSlides, 2000); // Change image every 2 seconds
        }
    </script>
</head>
<body>
    <div class="slider">
        <img src="image1.jpg" alt="Image 1">
        <img src="image2.jpg" alt="Image 2">
        <img src="image3.jpg" alt="Image 3">
    </div>
</body>
</html>