CSS bounceIn bounce effect

CSS bounceIn effect

Description

The bounce animation effect is used to quickly move an element upward, backward, or away from a surface after hitting it.

Syntax

@keyframes bounceIn { 
0% { 
opacity: 0; 
transform: scale(.3); 
} 
50% { 
opacity: 1; 
transform: scale(1.05); 
} 
70% { 
transform: scale(.9); 
} 
100% { 
transform: scale(1); 
} 
} 

Parameters

  • **Transform** − Transforms apply 2D and 3D transformations to an element.
  • **Opacity** − Opacity applies to an element to make it semi-transparent.


Example

<html> 
<head> 
<style> 
.animated { 
background-image: url(https://geek-docs.com/static/https://coder-cafe.com/wp-content/uploads/2025/09/logo.png); 
background-repeat: no-repeat; 
background-position: left top; 
padding-top:95px; 
margin-bottom:60px; 
-webkit-animation-duration: 10s; 
animation-duration: 10s; 
-webkit-animation-fill-mode: both; 
animation-fill-mode: both; 
} 

@-webkit-keyframes bounceIn { 
0% { 
opacity: 0; 
-webkit-transform: scale(.3); 
} 
50% { 
opacity: 1; 
-webkit-transform: scale(1.05); 
} 
70% { 
-webkit-transform: scale(.9); 
} 
100% { 
-webkit-transform: scale(1); 
} 
} 

@keyframes bounceIn { 
0% { 
opacity: 0; 
transform: scale(.3); 
} 
50% { 
opacity: 1; 
transform: scale(1.05); 
} 
70% { 
transform: scale(.9); 
} 
100% { 
transform: scale(1); 
} 
} 

.bounceIn { 
-webkit-animation-name: bounceIn; 
animation-name: bounceIn; 
} 
</style> 
</head> 

<body> 

<div id = "animated-example" class = "animated bounceIn"></div> 
<button onclick = "myFunction()">Reload page</button> 

<script> 
function myFunction() { 
location.reload(); 
} 
</script> 

</body> 
</html>

It will produce the following result −

CSS bounceIn bounce effect

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