https://www.snapchat.com/把瀏覽器拉到手機大小 右上角會有漢堡排點下去後他會翻轉變成另一個圖示請問這該如何做？PS 我icon是用谷歌的
欢迎选择我的课程，让我们一起见证您的进步~~
Thank you for the invitation, I made a demo for you
https://jsfiddle.net/47t02hfu/1/
Click to view the code
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Thank you for the invitation, I made a demo for you
https://jsfiddle.net/47t02hfu/1/
Click to view the code