body {
    color: #333;
}

.header {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    padding: 20px;
    text-align: center;
}

.button {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.button:hover {
    background: linear-gradient(135deg, #764ba2, #667eea);
}

h1 {
    font-size: 24px;
    color: #333;
    text-align: center;
    margin-bottom: 20px;
}

.login-section {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.login-error, .login-message {
    background-color: #f8d7da; /* Error background color */
    color: #721c24; /* Error text color */
    border: 1px solid #f5c6cb; /* Error border color */
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 4px;
    text-align: center;
}

.login-form .form-group {
    width: 100%;
    margin-bottom: 15px;
}

.login-form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.login-form input {
    padding: 10px;
    width: 95%;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

.login-form input:focus {
    border-color: #333;
    outline: none;
}

.login-form .button-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    color: #fff;
    padding: 10px 20px;
    font-size: 14px;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.login-form .button-primary:hover {
    background: linear-gradient(135deg, #764ba2, #667eea);
}