* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: #1f2430;
  color: #f2f4f8;
}

.page {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 12px;
}

#gameCanvas {
  width: min(96vw, 1440px);
  height: auto;
  border: 2px solid #2f3546;
  background: #243447;
  image-rendering: auto;
}

.help {
  width: min(96vw, 1440px);
  font-size: 14px;
  line-height: 1.4;
  color: #d6dbea;
}