body {
    font-family: 'Roboto', sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
}

.container {
    width: 50%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h2 {
    font-weight: 500;
    text-align: center;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
}

.form-group input[type="text"],
.form-group input[type="number"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.button-group {
    text-align: center;
}

.button-group input[type="submit"] {
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.button-group input[type="submit"]:hover {
    background-color: #0056b3;
}