Help me,i need to change the color of the background of my website and i dont know how, I still haven't tried doing that because i dont know how.
I have only coded these lines:

```html
<!DOCTYPE html>
<html>
    <head>
       <title>My first creations with coding!</title>
    </head>
   <body>
   <h1>My first creations with coding!</h1>  
     <br>
     <p>>like pro</p>

      </body>
</html>
```