无法从W3schools.com的移动浏览器自动幻灯片显示更改图像大小

To Whom it May Concern:

敬启者:

I used code from W3schools.com's tutorial on creating an automatic image slideshow. The slideshow works great on desktop dimensions, however, when changing to mobile screen dimensions, I am unable to shrink the slideshow dimensions accordingly.I used code fr