How to add a background image to the frame in html_html/css_WEB-ITnose

I want to add a background pattern to the There is no way to display the image

Reply to discussion (solution)

There are others in the frame element, just apply the background to other elements

Add it to the body of the document in the iframe or make the iframe transparent,

See the floor The seniors on the Internet said that it is okay to add a background to the body of the source page. This is unquestionable
But after thinking about it, this does not mean adding a background to the iframe. The main effect of the original poster may be
All pages displayed in this iframe share this background.
After that, I naturally thought of adding background:url("background image path") to the iframe's style attribute,
but it turned out not to be possible!


I hope there is a better way

Same as above, please help me come up with a solution. I thank you in advance

Looking forward to it. . . .

Uh-huh! ~No one cares about me anymore! ~

I don’t know, I’m learning!

Beauty,
Try it

You are in

You can only write

in the body of the page connected to the iframe

I also want to know the answer. I made this and it shows white! !