<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>广告案例</title>
<style>
    img {
        width: 300px;
        height: 300px;
        border: 1px solid red;
    }
</style>
</head>
<body>
<div class="img">
    <p>Welcome to my address home!</p>
    <img src="./source/img/4e2ea71a70bc8253909306fff772c74.jpg" alt="">
    <button class="btn">关闭</button>
</div>
<div class="img">
    <img src="./source/img/4e2ea71a70bc8253909306fff772c74.jpg" alt="">
    <button class="btn">关闭</button>
</div>
<div class="img">
    <img src="./source/img/4e2ea71a70bc8253909306fff772c74.jpg" alt="">
    <button class="btn">关闭</button>
</div>
<div class="img">
    <img src="./source/img/4e2ea71a70bc8253909306fff772c74.jpg" alt="">
    <button class="btn">关闭</button>
</div>
<script>
    let close_btn = document.querySelectorAll(".btn");
    for (let i = 0; i < close_btn.length; i++) {
        close_btn[i].addEventListener('click', function () {
            this.parentNode.style.display='none';
        })
    }</script>
<!--<script src="source/ad.js"></script>-->
</body>
</html>