* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 14px;
  font-family: Arial, Helvetica, sans-serif;
}

main {
  display: flex;
}

#description {
  flex: 0 1 320px;
  margin: 1rem;
}

#game {
  position: relative;
  margin: 1rem;
}

#water {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #639bff;
}

#debug {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
  opacity: .8;
  pointer-events: none;
}