body {
    font-family: 'Segoe UI', sans-serif;
    background: #f5f5f5;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container, .login-container {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 600px;
}

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

form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

input[type="file"], input[type="text"], input[type="password"] {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

button {
    padding: 12px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s;
}

button:hover {
    background: #0056b3;
}

a {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}