<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
.btn {
display: flex;
flex-wrap: wrap;
cursor: pointer;
width: 50px;
padding: 10px;
text-decoration: none;
background-color: lightblue;
text-align: center;
border-radius: 10px;
}
</style>
</head>
<body>
<h1>Button with the <a> tag </h1>
<a class="btn" href="https://www.w3docs.com/learn-git.html">Learn Git</a>
</body>
</html>