<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>button hover animation</title>
<style>
body {
margin: 0;
padding: 0;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
background-color: #f0f0f0;
}
.button {
display: inline-block;
padding: 10px 20px;
font-size: 18px;
color: #fff;
text-decoration: none;
border: none;
border-radius: 5px;
cursor: pointer;
position: relative;
overflow: hidden;
background-color: #4caf50;
transition: background-color 0.3s, transform 0.3s;
}
.button:before {
content: "";
position: absolute;
top: 50%;
left: 50%;
width: 300%;
height: 300%;
background-color: rgba(255, 255, 255, 0.2);
border-radius: 50%;
transition: width 0.5s, height 0.5s, top 0.5s, left 0.5s;
transform: translate(-50%, -50%);
z-index: 0;
}
.button:hover {
background-color: #45a049;
}
.button:hover::before {
width: 0;
height: 0;
top: 50%;
left: 50%;
}
.button span {
position: relative;
z-index: 1;
}
</style>
</head>
<body>
<a href="#" class="button"><span>Hover me</span></a>
</body>
</html>