.image-source-link {
        color: #98C3D1;
}

.mfp-with-zoom .mfp-container,
.mfp-with-zoom.mfp-bg {
        opacity: 0;
        -webkit-backface-visibility: hidden;
        /* ideally, transition speed should match zoom duration */
        -webkit-transition: all 0.3s ease-out;
        -moz-transition: all 0.3s ease-out;
        -o-transition: all 0.3s ease-out;
        transition: all 0.3s ease-out;
}

.mfp-with-zoom.mfp-ready .mfp-container {
                opacity: 1;
}
.mfp-with-zoom.mfp-ready.mfp-bg {
                opacity: 0.8;
}

.mfp-with-zoom.mfp-removing .mfp-container,
.mfp-with-zoom.mfp-removing.mfp-bg {
        opacity: 0;
}