body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.login-container {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
    margin: 0 20px;
}

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

.input-group {
    margin-bottom: 10px;
}

label {
    display: block;
    color: #666;
    margin-bottom: 5px;
}

input[type="email"], input[type="password"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box;
}

.submit-btn {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 5px;
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
    font-size: 18px;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #45a049;
}

/* Responsive design */
@media (max-width: 420px) {
    .login-container {
        margin: 0 10px;
    }
}