body {
    background-color: #f8f9fa;
}
.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 20px;
    background-color: #ffffff;
    box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.1);
    border-radius: 5px;
}
.login-container h2 {
    text-align: center;
    color: #007bff;
}
.login-container form {
    margin-top: 20px;
}
.login-container label {
    font-weight: bold;
}
.login-container input {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
    box-sizing: border-box;
}
.login-container button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: #ffffff;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}
.login-container button:hover {
    background-color: green;
}
.error-message {
    color: red;
    list-style-type: none;
    margin: 0;
    padding: 0;
}