:root{
  --img-frame: url("/img/frame.2fe8e0e7.png");
  --img-field: url("/img/field.47a1c3c2.png");
  --img-brushed: url("/img/brushed.73d930d1.png");
  --img-plaque: url("/img/plaque.48e908e6.png");
  --img-door: url("/img/door.10806dd2.png");
  --img-door-sealed: url("/img/door-sealed.a6e4caca.png");
  --img-door-open: url("/img/door-open.36f88a09.png");
  --img-postmark: url("/img/postmark.981f830a.png");
  --img-seal: url("/img/seal.56f7a959.png");
  --img-seal-stamped: url("/img/seal-stamped.3dcf75e6.png");
  --img-envelope: url("/img/envelope.568c5dde.png");
  --img-envelope-open: url("/img/envelope-open.8019a04f.png");
  --img-key: url("/img/key.0897793f.png");
  --img-key-press: url("/img/key-press.20385c7f.png");
  --img-key-dead: url("/img/key-dead.ee7466ca.png");
  --img-step-1: url("/img/step-1.233224df.png");
  --img-step-2: url("/img/step-2.b7662f34.png");
  --img-step-3: url("/img/step-3.ed359d84.png");
  --img-step-4: url("/img/step-4.8d33069a.png");
  --img-mark-x: url("/img/mark-x.f2008651.png");
  --img-mark-x-dim: url("/img/mark-x-dim.80f710cb.png");
  --img-mark-dex: url("/img/mark-dex.c3e884bb.png");
}