Beginning, I this url (img/1. PNG), no use, of course,
By baidu, understand a bit later,
I'm such a url (../img/1. PNG), or as a result, t meow,
In the end I this url (../../img/1. PNG), and finally became a,
Then why is this? Anyone who taught it,

CodePudding user response:

Because your picture's position is not in the CSS directory
!You put this page should be a demo, aaa, BBB, this directory

CodePudding user response:

./img/1. PNG refers to the directory with reference file directory
./img/1. PNG value in reference file directory supervisor