body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
}

.login-wrapper {
    width: 100%;
    text-align: center;
}

.title {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}

.input-field {
    width: calc(100% - 40px);
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.input-field:focus {
    border-color: #007BFF;
    outline: none;
}

.submit-btn {
    width: 100%;
    padding: 10px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: #0056b3;
}

.hidden {
    display: none;
}

.error-message {
    color: red;
    font-size: 14px;
    margin-top: -10px;
}

#protected-content {
    text-align: center;
}

#protected-content h2 {
    font-size: 22px;
    color: #333;
}

#protected-content p {
    font-size: 16px;
    color: #666;
}