body {
  font-size: 1.8rem;
  display: flex;
  flex-direction:column;
  background: rgb(60,26,195);
  background: linear-gradient(90deg, rgba(60,26,195,1) 8%, rgba(119,44,199,1) 42%, rgba(17,33,209,1) 100%);
 
}

p {text-align:center; color: white; font-size: smaller;}



h4{color: rgb(235, 236, 238);
  font-family: sans-serif;}


.modal{border-radius: 10px;
  box-shadow: 1px 1px 3px rgb(0, 0, 0, 0.25), 4px 4px 10px rgb(0, 0, 0, 0.2);
  background: rgb(61, 36, 202);}
 



#contadores{
  display: flex;
  justify-content:space-evenly;
  align-items:center;
  color: bisque;
  display: none;
  
}

.cabecera-num{font-family: 
  Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
  text-align: center;
  }

.cabecera-titulo{ font-family: fantasy;
  color: rgb(240, 20, 20);

  


}



h1{text-align: center; color: rgb(250, 11, 35); 
 font-family: monospace;}

 #jugar{text-align: center; color: white; }

#comenzar{ margin: auto; display: none;  color: brown;}



main {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  position: relative;
}

#boton{text-align: center;  
    }

button{  background-color: #f70909; 
  cursor: pointer;
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
  font-size: 16px;
 }

  

#mesa {
 
  flex-wrap: wrap;
  align-items: center;
  align-content: center;
  margin: auto;
  display: none;
  
  
}

.tarjeta {
  width: 5rem;
  height: 5rem;
  margin: 0.5rem;
  border-radius: 0.3em;
  background-image: var(--gradient);
  box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.25), 4px 4px 10px rgba(0, 0, 0, 0.2);
  position: relative;
  transition: 0.3s;
  cursor:pointer;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  background-image: url(Imagenes/EMOTICONOS.jpg);
  background-size: 100%;
  
}

.tarjeta__contenido {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  transform: rotateY(-180deg);
  backface-visibility: hidden;
  background-color: rgb(243, 232, 232);
  box-shadow: 1px 1px 3px rgba(0, 0, 0, 0.25), 4px 4px 10px rgba(0, 0, 0, 0.2);
  border-radius: 0.3em;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2.5rem;
  padding-top: 0.4rem;
  
}



.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 0.82s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}


.reiniciar,.nivel, .ganador, .gameover, .tiempo{
  display: none;  
}

.reiniciar, .nivel{
 flex-direction: column;
 margin: auto;
 text-align: center;
 
}

.gameover , .ganador,.tiempo{  text-align: center; 
  font-family: Georgia, 'Times New Roman', Times, serif;
  color: rgb(25, 130, 221);
  flex-direction: column;
  margin: auto;
  
  }

 
 

  .visible{display:flex;}

  .opciones{display: flex;
   justify-content: space-around;
  align-items: center;}

  .invisible{visibility: hidden;}

  .reinicio{
             text-align: center;
             margin: auto;
             width: 100%;
             
  }

  .nomostrar{display: none;}

 
 
 
  /* Responsive*/
 
  @media screen and (min-width:360px ) and (max-width: 800px) and (orientation:portrait)
  { 
  
    


  .contador-item{
    font-size:smaller;
    text-align: justify;
    margin:3%;

  }

  #mesa{
    width:70%;
    
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    display: none;
  }
  
  h1{font-size: smaller;}

  


  p {text-align:center; color: white; font-size: smaller;}

  .modal h4{display: none;}

  

  .subirnivel,.ganador, .tiempo,.gameover{margin-right: 8%;
    
  }


  #subir{font-size: 15px}
  
  
  
  
  


  }


  @media screen and  (min-width:700px ) and (max-width: 920px) and (orientation: landscape){

    *{margin: 0; padding: 0;}

    #mesa{
     display: flex;
      justify-content: space-evenly;
      align-items: center;
      display: none;
    }

    .modal h4{display: none;}


    h1{font-size:larger}


  };