#revenues {
   background-image: url('https://dfa.uci.edu/cfo-dashboard/_img/revenues-GRAY.png');
}

#revenues:hover {
   background-image: url('https://dfa.uci.edu/cfo-dashboard/_img/revenues.png');
}

.category-link {
    background-image: none !important;
    border-bottom: none !important;
}

.category-icon {
    opacity: .5;
    transition: opacity .25;
}

.category-icon:hover,
.category-icon:focus,
.category-icon.-current {
    opacity: 1;
}

    /*
      Rollover Image
     */
    .figure {
        position: relative;
        width: 360px; /* can be omitted for a regular non-lazy image */
        max-width: 100%;
    }
    .figure img.image-hover {
      position: absolute;
      top: 0;
      right: 0;
      left: 0;
      bottom: 0;
      object-fit: contain;
      opacity: 0;
      transition: opacity .2s;
    }
    .figure:hover img.image-hover {
      opacity: 1;
    }