#mcf_result {
    display: none; /* hide the result box by default */
    padding: 15px;
    margin-top: 15px;
    border: 1px solid #ddd; /* light grey border */
    border-radius: 5px; /* rounded corners */
    box-shadow: 0 2px 4px rgba(0,0,0,0.1); /* subtle shadow for depth */
    background-color: #f9f9f9; /* very light grey background */
    color: #333; /* dark grey text color for readability */
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; /* modern font */
    font-size: 1rem; /* standard size for text */
    line-height: 1.5; /* space between lines */
    max-width: 600px; /* maximum width of the result box */
    margin-left: auto; /* these two margin properties will */
    margin-right: auto; /* center the div if the page is wider than max-width */
    text-align: center; /* center the text */
    box-sizing: border-box; /* include padding and border in the box's size */
}

/* Responsive design for smaller screens */
@media (max-width: 767px) {
    #mcf_result {
        padding: 10px;
        font-size: 0.9rem; /* slightly smaller font size on small screens */
    }
}