Source codes:
<!DOCTYPE html>
<html>
<head>
<title></title>
<style type=”text/css”>
*{
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: sans-serif;
}
body{
background: #000;
color: white;
width: 80%;
margin: 0 auto;
height: 100vh;
align-items: center;
justify-content: center;
text-align: center;
}
h1{
text-transform: uppercase;
background-image: linear-gradient(-225deg, #231557 0%,
#44107a 29%,
#ff1361 67%,
#fff800 100%
);
background-size: auto auto;
background-clip: border-box;
background-size: 200% auto;
color: white;
background-clip: text;
text-fill-color:transparent;
-webkit-background-clip:text;
-webkit-text-fill-color:transparent;
animation: text_animation 2s linear infinite;
display: inline-block;
font-size: 80px;
margin-top: 200px;
}
@keyframes text_animation{
to{
background-position: 200% center;
}
}
</style>
</head>
<body>
<h1> Doolot </h1>
</body>
</html>