div#edit-abca-sec2-rate-ab-economy {
    display: flex;
    flex-direction: row;
}

@media (max-width: 600px) {
  div#edit-abca-sec2-rate-ab-economy {
    /* Mobile Override: Arrange items VERTICALLY */
    flex-direction: column;
    
    /* Adjust spacing for vertical stack */
    /*gap: 10px;*/
  }
}

.form-item-abca-sec2-rate-ab-economy:first-of-type {
  margin-top: 12px;
}

.optional-text {
    /* Set a medium gray color to make it lighter than the main question text */
    color: #666666; 
    
    /* You may also want to reduce the font size slightly for less emphasis */
    font-size: 14px;
}