html.mod-accessibility-grayscale-mourning body {
  filter: grayscale(100%);
}

html.mod-accessibility-grayscale-mourning img,
html.mod-accessibility-grayscale-mourning video,
html.mod-accessibility-grayscale-mourning canvas,
html.mod-accessibility-grayscale-mourning svg {
  filter: grayscale(100%);
}