CSS - Background in CSS

In this video,I explained the Background in CSS. Feel free to comment. For more, please subscribe and press the BELL icon. Please visit my CSS Playlist. Please link, comment, share and subscribe. The code is as follows -

HTML File - 
<html>
  <head>
    <title> CSS Background </title>
  <link rel="stylesheet" href="background.css">
  </head>
 
<body>

<p> Hi Everyone... !!! Hello World..!!! </p>

</body>


</html>

CSS File - 
body{
background-color: lightblue;
background-image: url("banner.png");
background-position: left top;
background-repeat: no-repeat;
background-attachment: fixed;
}