How to Add Background Color Using HTML CSS code

If you don't know how to add background color using html & css code then read this post.
Use this css code ---> background-color: colorname;

HTML & CSS CODE

<!-- Code For Red Background --> <div style=" background-color: red; width: 100%; border-radius: 25px; padding:60px; text-align:center; color:white;"> Output 1 </div>

Output 1

HTML & CSS CODE

<!-- Code For green Background --> <div style=" background-color: green; width: 100%; border-radius: 25px; padding:60px; text-align:center; color:white;"> Output 2 </div>

Output 2