在下面这种代码中,我要鼠标放入按钮中再显示图片,这种做法该如何做呢

- html>
- <html lang="en">
-
- <head>
- <meta charset="UTF-8">
- <meta http-equiv="X-UA-Compatible" content="IE=edge">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Documenttitle>
- <style>
- img{
- display: none;
- }
- button:hover+img {
- display: block;
- }
-
- style>
-
- head>
-
- <body>
- <div>
- <button>打开button>
- <img src="images/a01.jpg" alt="">
- div>
- body>
-
- html>
代码里面最关键的是button的移入操作,需要选择到兄弟img,改变img的display,让其显示
兄弟选择器:+