html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #0e0f0c;
  height: 100%;
}

#field {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  font-family: "SF Mono", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 14px;
  line-height: 1;
  letter-spacing: 0;
  white-space: pre;
  color: #9aa08c;
  background: #0e0f0c;
  user-select: none;
}

/* Off-screen measurement probe (main.js's measureCell) -- a class, not
   inline `.style.xxx =` JS assignment, since style-src 'self' blocks
   programmatic inline style the same way it blocks a style="" attribute. */
.probe {
  position: absolute;
  visibility: hidden;
  white-space: pre;
}