: -1.5rem;
            }
            .mb-4 {
                margin-bottom: 1rem;
            }

            .ml-2 {
                margin-left: 0.5rem;
            }
            .ml-4 {
                margin-left: 1rem;
            }

            .blue-text {
                color: #4299e1;
            }
            .red-text {
                color: #f56565;
            }

            /* grayscale checkbox: we want the label to be above the checkbox not below it */
            #grayscale-label {
       