:root{--bg:#fafafa;--font:"Archivo" , sans-serif;--font-display:"Archivo Narrow" , sans-serif;--hotpink:#e94057;--orange:#f27121;--gradient:linear-gradient(35deg,var(--orange),var(--hotpink))}*{box-sizing:border-box}body{font-size:2rem;display:flex;flex-direction:column;position:relative;margin:auto;min-height:100vh;background:var(--bg);font-family: var(--font)}.bienvenida{display:none;position:absolute;top:0;bottom:0;left:0;right:0;background:#fff;flex-direction:column;align-items:center;justify-content:center;text-align:center;z-index:1}.bienvenida.visible{display:flex}.bienvenida h1{font-family: var(--font-display);text-transform:uppercase;font-size:5rem;margin-top:0}.bienvenida-botones{display:flex}.bienvenida button{padding:1rem 3rem;margin:0 1rem;min-width:20rem}.video{margin:2%}.cabecera{padding:.5rem 2rem;background:#fff;box-shadow:1px 1px 5px rgba(0,0,0,.05);display:flex;justify-content:space-between;align-items:baseline}.cabecera-titulo{font-family: var(--font-display);font-weight:600;font-size:.8rem;text-transform:uppercase;line-height:1;margin:0;color:rgba(0,0,0,.4)}.cabecera-num{font-family: var(--font-display);color:var(--hotpink);font-weight:400;font-size:3.5rem;line-height:.9}.contadores{display:flex}.contador-item{margin-right:2rem}main{flex-grow:1;display:flex;justify-content:center;position:relative}.mesa{display:flex;flex-wrap:wrap;align-items:center;align-content:center;max-width:56rem;margin:auto}.tarjeta{width:6rem;height:6rem;margin:.5rem;border-radius:.3em;background-image:var(--gradient);box-shadow:1px 1px 3px rgba(0,0,0,.25) , 4px 4px 10px rgba(0,0,0,.2);position:relative;transition:.3s;cursor:pointer;backface-visibility:hidden;transform-style:preserve-3d}.tarjeta__contenido{position:absolute;left:0;right:0;top:0;bottom:0;transform:rotateY(-180deg);backface-visibility:hidden;background-color:#fff;box-shadow:1px 1px 3px rgba(0,0,0,.25) , 4px 4px 10px rgba(0,0,0,.2);border-radius:.3em;display:flex;justify-content:center;align-items:center;font-size:2.5rem;padding-top:.4rem}.tarjeta__contenido::selection{background:transparent}.tarjeta.descubierta{transform:rotateY(-180deg)}@keyframes error {
  10%,
  90% {
    transform: rotateY(-180deg) translateX(-1px);
  }
  20%,
  80% {
    transform: rotateY(-180deg) translateX(2px);
  }
  30%,
  50%,
  70% {
    transform: rotateY(-180deg) translateX(-4px);
  }
  40%,
  60% {
    transform: rotateY(-180deg) translateX(4px);
  }
}@keyframes acierto {
  from {
    transform: rotateY(-180deg) scale3d(1, 1, 1);
    opacity: 1;
  }

  25% {
    transform: rotateY(-180deg) scale3d(1.1, 1.1, 1.1);
    opacity: 1;
  }

  to {
    transform: rotateY(-180deg) scale3d(1, 1, 1);
    opacity: 0;
  }
}.acertada{pointer-events:none}.acertada .tarjeta__contenido{animation:acierto 1.3s ease-in-out forwards}.error{animation:error .82s cubic-bezier(.36,.07,.19,.97) both}.sube-nivel,.game-over,.end-game{display:none;position:absolute;top:0;bottom:0;left:0;right:0;background-image:var(--gradient)}.sube-nivel.visible,.game-over.visible,.end-game.visible{display:flex}.modal{background:#fff;padding:3rem 3rem 1rem;margin:auto;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:space-between;border-radius:10px;box-shadow:1px 1px 3px rgba(0,0,0,.25) , 4px 4px 10px rgba(0,0,0,.2)}.modal h2{color:var(--orange);font-family: var(--font-display);margin:0}.modal p{font-size:1.5rem}.modal button{margin:3rem 0}button{cursor:pointer;border:0;background-image:var(--gradient);padding:.75rem 4rem;border-radius:5rem;color:#fff;font-family: var(--font-display);font-weight:600;text-transform:uppercase;font-size:1.5rem;line-height:1;transition:.3s}button:hover,button:focus{opacity:.9;outline:0}.modal .reiniciar{color:var(--hotpink);background:transparent;border:0;text-transform:capitalize;font-family: var(--font);font-size:1rem;margin:0}.sonido{display:none}.cronometro-oculto{display:none}.control-nivel{position:absolute;font-size:.8rem;top:2.9rem;right:.5rem;padding:0;width:1.1rem;height:1.1rem;line-height:.68rem;display:flex;justify-content:center;background:var(--hotpink)}.control-oculto{display:none}.selecciona-nivel{background-color:var(--hotpink);position:fixed;width:250px;right:0;top:0;bottom:0;transform:translateX(250px);transition:transform .3s;padding:1rem 2rem}.selecciona-nivel.visible{transform:translateX(0)}.selecciona-nivel button{background:transparent;padding:0}.selecciona-nivel ul{list-style:none;padding-left:0}.selecciona-nivel li{margin-bottom:1rem;text-align:center}.cierra-niveles{position:absolute;top:.5rem;right:1rem;font-size:2rem;font-family:sans-serif;font-weight:300}.tarjeta.descubierta img{max-width:100%;max-height:100%}#juego-normal,#mov-total{display:none}