background-image w3 code example
Example 1: how to add background in html
<!DOCTYPE HTML>
<html lang=us>
<meta charset=UTF-8>
<style>
body{background:rgb(255,0,0);
}
.green{background:green}
#blue{background:blue}
</style>
<body>
This background is red.
a paragraph, you must add a class or id, name it, then style it
as seen above. with tags HTML already recognizes, however, you
don't have to do anything more than shown above.
<p class="green">
This background is green.</p>
<p id="blue">This background is blue.</p>
</body>
</style>
</html>
Example 2: background image css
html,body {
background-image: url("your.picture");
}