body {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;    
  min-height: 100vh;   /* usa la altura de la ventana */
  margin: 0;
  background: #f4e72d;
    padding: 30px;
    box-sizing: border-box;
}



.lugigame { display: block; width: 100%; height: auto; max-width: 450px; }

.copy { font-family: Gotham, "Helvetica Neue", Helvetica, Arial, "sans-serif"; font-size: 14px; display: flex; bottom: 0px; position: absolute; color: #000; opacity: 0.5; }