body:not(:has(main)) {
  background-color: black;
  color: white;
}

.se {
  color: red;
}

.layer {
  color: blue;
}

.fx {
  color: lime;
}

table.chapter1 {
  background-color: #222222;
}

table.minigame {
  background-color: #000055;
}

table.boss {
  background-color: #000055;
}

td.title {
  width: 200px;
  height: 100px;
}
td.desc {
  width: 400px;
}