body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #343a40;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    text-align: center;
    max-width: 600px;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.form-group {
    width: 100%;
    margin-top: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
}

select, input[type="number"], button {
    padding: 12px;
    margin: 10px 0;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
}

button {
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
}

button:hover {
    background-color: #0056b3;
}

.checkbox-group {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
}

.checkbox-group label {
    white-space: nowrap;
    margin-bottom: 0;
}

.grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}