index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>GitTogether Registration</title>
    <link rel="icon" href="https://github.com/favicon.ico" type="image/x-icon">
    <link rel="stylesheet" href="styles.css">
</head>
<body>
    <div class="container">
        <div class="form-card">
            <img src="https://avatars.githubusercontent.com/u/98106734?s=200&v=4" alt="GitTogether Logo" class="logo">
            <h1>GitTogether Registration</h1>
            <form id="githubForm">
                <div class="input-group">
                    <input type="text" id="username" name="username" placeholder="Enter your GitHub username" required>
                    <div id="usernameError" class="error-message">Uh oh! Please enter a valid GitHub username</div>
                </div>
                <div class="input-group">
                    <label>Which GitTogether you'd like to join?</label>
                    <div class="radio-group" id="eventOptions">
                        <!-- Radio buttons will be dynamically populated -->
                    </div>
                </div>
                <button type="submit">Proceed</button>
            </form>
        </div>
    </div>
    <script src="script.js"></script>
</body>
</html>