How to make a modal pop up from the bottom when a button is clicked?

Question

JavaScript

Actually, the tools in the tags, I didn’t encounter such a need before, but now I need the chat to come up like that. I couldn't even google properly :(

Answer 1

jsfiddle.net/soledar10/heb785oy

Answer 2

You hide it outside the body of the page, and by clicking on the button, using scripts, you pull it out