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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Embedded CSS Example</title>
<style>
/* --- REUSABLE UTILITY CLASSES --- */
/* Flexbox center utility */
.flex-center {
display: flex;
justify-content: center;
align-items: center;
min-height: 100vh;
margin: 0;
font-family: Arial, sans-serif;
background-color: #f4f7f6;
}
/* Card Component */
.card {
background-color: #ffffff;
padding: 24px;
border-radius: 8px;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
max-width: 400px;
text-align: center;
}
/* Base Button */
.btn {
display: inline-block;
padding: 12px 24px;
font-size: 16px;
font-weight: bold;
text-decoration: none;
border-radius: 6px;
border: none;
cursor: pointer;
transition: background-color 0.3s ease;
}
/* Button Modifiers for Reusability */
.btn-primary {
background-color: #007bff;
color: #ffffff;
}
.btn-primary:hover {
background-color: #0056b3;
}
.btn-secondary {
background-color: #6c757d;
color: #ffffff;
margin-left: 10px;
}
.btn-secondary:hover {
background-color: #5a6268;
}
</style>
</head>
<body class="flex-center">
<div class="card">
<h2>Welcome Back</h2>
<p>This is a reusable embedded CSS setup. Both buttons below share the base <strong>.btn</strong> rule, but use different modifiers.</p>
<div style="margin-top: 20px;">
<a href="#" class="btn btn-primary">Sign In</a>
<a href="#" class="btn btn-secondary">Learn More</a>
</div>
</div>
</body>
</html>
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