CSS class for visually hidden text

.visually-hide {
  position: absolute !important;
  clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
  clip: rect(1px, 1px, 1px, 1px) !important;
  -webkit-clip-path: inset(50%) !important;
    clip-path: inset(50%) !important;
  padding: 0 !important;
  border: 0 !important;
  height: 1px !important;
  width: 1px !important;
  white-space: nowrap !important;
  overflow: hidden !important;
}

https://hugogiraudel.com/2016/10/13/css-hide-and-seek/