This is a template for an emoji rain. This code will make it rain a certain character. The instructions are in the scripts. I'll tell you what to insert.
First, insert emoji-rain.css and emoji-rain.js into your github repo.
Second, insert the following lines of code into your html file at :
<link rel="stylesheet" href="emoji-rain.css">
and right after the tag, insert:
<script src="emoji-rain.js"></script>
now, you're done! test this now!