/* Stylizacja dla formularza logowania */
body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #000;
    color: white;
}

/* Formularz logowania */
form {
    background-color: #222;
    padding: 30px;
    border-radius: 10px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.3);
}

form label {
    color: #ccc;
    margin-bottom: 5px;
    display: block;
    text-align: left;
}

form input[type='text'],
form input[type='password'] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 5px;
    border: 1px solid #444;
    background-color: #333;
    color: white;
}

form input[type='submit'] {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 5px;
    background-color: #4caf50;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

form input[type='submit']:hover {
    background-color: #45a049;
}

/* Stylizacja błędu logowania */
.error-message {
    color: #f44336;
    font-size: 0.9rem;
    margin-top: 10px;
    text-align: center;
}