body {
    background-color: #222;
    color: #fff;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.auth-box {
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 8px;
    width: 320px;
    box-shadow: 0 0 10px rgba(0,0,0,0.6);
}

.auth-header {
    font-size: 24px;
    margin-bottom: 20px;
    text-align: center;
    font-weight: bold;
}

.auth-error {
    background-color: #c62828;
    color: white;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}

.auth-box input[type="text"],
.auth-box input[type="email"],
.auth-box input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 12px;
    border: 1px solid #444;
    background-color: #1e1e1e;
    color: white;
    border-radius: 4px;
    font-size: 14px;
}

.auth-box button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    border: none;
    color: white;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
}

.auth-box button:hover {
    background-color: #0056b3;
}

.auth-footer {
    text-align: center;
    margin-top: 15px;
    font-size: 14px;
}

.auth-footer a {
    color: #bbb;
    text-decoration: none;
    margin: 0 5px;
}

.auth-footer a:hover {
    color: white;
}