h1 canvas {
  width: 64px;
  height: 64px;
  display: inline-block;
  background-color: gainsboro;
}

table {
  border-collapse: collapse;
}

th, td {
  padding: 8px;
  border-style: inset;
}

.true {
  color: limegreen;
}
.false {
  color: red;
}
.critical {
  font-weight: bold;
  color: red;
}

@media (prefers-color-scheme: dark) {
  body {
    color: white;
    background-color: black;
  }

  a {
    color: #5dc1fd;
  }

  a:visited {
    color: #ed6eff;
  }
}