HTML
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Animated loader</title>
</head>
<body>
<div id="loader"></div>
</body>
</html>
CSS
body {
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
background-color: #f0f0f0;
}
#loader {
height:100px;
width:100px;
background-: red;
border-radius:50%;
border:5px solid #ddd;
border-top-color: #333;
animation: rotate 1s infinite;
}
@keyframes rotate {
100% {
rotate:360deg;
}
}
