* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
}

.container {
    width: 50%;
    margin: 0 auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

h2 {
    margin-bottom: 20px;
    color: #333;
}

.message {
    margin-bottom: 20px;
    padding: 10px;
    border: 1px solid #ddd;
    background-color: #f9f9f9;
    border-radius: 4px;
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
    color: #333;
}

input[type="text"], input[type="email"], input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

input[type="checkbox"] {
    margin-bottom: 20px;
}

input[type="submit"] {
    padding: 10px 20px;
    background: #5cb85c;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 4px;
}

input[type="submit"]:hover {
    background: #4cae4c;
}