html mobile phone and computer adaptive screen centering_html/css_WEB-ITnose

It’s just that the current WeChat cannot scan the QR code to download, so I made a web page as shown in the picture.
Now what should I do if other small-screen phones scroll horizontally... Solve

Reply to discussion (solution)

Add this code

I tried adding

to this code, but it didn’t work. I found a way myself, add

This sentence will be no problem

Add this code to

and try it , useless. I found a way myself, add

This sentence will be no problem
One more attribute than me, rub it