$lightbox__background: $black-60;
$lightbox-control__size: rem-calc(48);
$lightbox__color: $md-white-100;
$lightbox-header__background: rgba($md-gray-90, 0.6);
$lightbox-header__box-shadow: 0 rem-calc(8) rem-calc(10) 0 rgba(0, 0, 0, 0.18),
  0 rem-calc(8) rem-calc(18) 0 $black-20;
$lightbox-header__color: $md-white-100;
$lightbox-header-timestamp__color: $md-gray-10;
$lightbox-wrapper--hover__background: $md-gray-90;
$lightbox-thumbnail__size: rem-calc(180);
$lightbox-list__size: $lightbox-thumbnail__size + rem-calc(50);
$lightbox-list__background: rgba($md-gray-90, 0.6);
$lightbox-thumbnail--selected__color: $md-theme-50;
$lightbox-thumbnail__box-shadow: 0px 0px 10px $md-black-100;
$lightbox-thumbnail__border: 1px solid $md-white-100;
$lightbox-content__box-shadow: 0 rem-calc(8) rem-calc(10) 0 rgba(0, 0, 0, 0.18),
  0 rem-calc(8) rem-calc(18) 0 $black-20;
$lightbox-page-control--hover__background: $md-gray-50;
$lightbox-page-control__background: rgba($md-gray-90, 0.6);
$lightbox-viewer-controls__background: rgba($md-gray-90, 0.6);
$lightbox-controls--hover__background: $md-gray-90;