body {
    font-family: Arial, sans-serif;
    background: linear-gradient(to right, #6a11cb, #2575fc);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}

.login-container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 300px;
}

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

input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
}

button {
    width: 100%;
    padding: 10px;
    background: #6a11cb;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background: #2575fc;
}

.error {
    color: red;
    margin-bottom: 10px;
}

.navbar {
    background: #333;
    padding: 10px;
    color: white;
    display: flex;
    justify-content: space-around;
}

.navbar ul {
    list-style: none;
    display: flex;
    gap: 20px;
    padding: 0;
    margin: 0;
}

.navbar li {
    cursor: pointer;
}

.inactive {
    opacity: 0.5;
    cursor: not-allowed;
}
