Post Link : https://www.skptricks.com/2017/12/facebook-loading-animation-using-css3.html

Today we are going to discuss Facebook loading animation using CSS3. If you observed that when you open Facebook in web application it shows a content loading placeholder like below screenshots.
How the Facebook content placeholder works
To display loading effect in webpage based application, you need some ideas on CSS3. Here we are using CSS3 Keyframes to create desire effect.
Content Placeholder Animation like Facebook using Shimmer
Lets start with loading animation.
Animation 1 :
Here we are using animation1.css file to display loading effect in webpage.

Facebook loading animation using CSS3