body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f5f6fa;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0px 0px 15px rgba(0, 0, 0, 0.2);
    width: 350px;
    text-align: center;
}

.login-container h2 {
    margin-bottom: 30px;
    color: #2f3640;
}

.login-container label {
    display: block;
    text-align: left;
    margin-bottom: 5px;
    margin-top: 15px;
    font-weight: bold;
    color: #2f3640;
}

.login-container input {
    width: 100%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #dcdde1;
    box-sizing: border-box;
}

.login-container button {
    margin-top: 25px;
    padding: 12px;
    width: 100%;
    border: none;
    border-radius: 5px;
    background-color: #2f3640;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
}

.login-container button:hover {
    background-color: #57606f;
}

.error {
    background-color: #ff6b6b;
    color: #fff;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 5px;
}