- Go to your blogger blog.
- Click on New Post.
- Go to top left corner, change to HTML View.
- Paste the below given code.
- Change the image url.
- You are done!
<style> body { background-image: url('https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgAIXDZF6OMBH-MzNG8wIpG8-OfjnqBhWWcKrQ-LmkfIOfaSj4jzRnNQnM8vgH-PLdpnbMLpHdc5-Bd8WPeLleR6KyUDXbaqgG5ZSfOZBxP8t1HU6N0Cb5hWLArU-gkq30jSQYrYMTLqgLgMPx28yuh8F7XUjfgewYcnyXaBaDD97YkrP7OvXVSYUNB/s1600/Mason%20Carter%20%282%29.jpg'); } </style>
Your_code_is_here
Your_code_is_here