* {
  margin: 0;
  padding: 0;
}

body {
  background: #000000;
}

canvas {
  display:block;
  margin: 0px auto;
}

#current-level {
  position: absolute;
  right: 0px;
  top:1rem;
  background-color: rgba(0, 0, 0, 0);
  border: 0px;
  font-size: large;
  color: #ffffff;
}

.centralizado {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

#tela-level {
  color: #ffffff;
  background-color: rgba(0,0,0,1);
  padding: 25vh;
  opacity: 0;
  transition: opacity 1s;
}

#tela-level.mostrar {
  opacity: 1;
}