deepl dark by iskile

/* ==UserStyle==
@name           www.deepl.com
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Inverts colours to make a dark website style 
@author         iSkile
==/UserStyle== */
@-moz-document domain("deepl.com") {
  .default {
    filter: invert(0.9);
    background: #f5f5f5;
  }
}