body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.login-container {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.login-container h2 {
    margin-top: 0;
}
.login-container input[type="email"],
.login-container input[type="password"] {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}
.error-message {
    color: red;
    margin-top: 10px;
}
.logout-container {
    display: none;
    flex-direction: column;
    align-items: center;
}
.logout-container button {
    margin-top: 20px;
}