body {
    margin:0 auto;
    background: black;
    display:flex;
    min-height: 100vh;
    text-align: center;
    flex-direction: column;
}
.presentacion {
    color:rgb(170, 64, 212);
    font-size: 2rem;
    text-align:center;
    margin:0 auto;
    font-family: 'Pattaya', sans-serif;
}
.presentacion h1 span {
    font-size:3rem;
}


.iniciar {
    color:white;
    font-size: 2rem;
    text-align:center;
    margin:0 auto;
    margin-top:100px;
    display:block;
}
.iniciar a{
    text-decoration: none;
    color:yellow;
}
.iniciar a:hover {
    color:green;
    cursor:pointer;
}
.iniciar p {
    font-size: 1rem;
    color:grey
    
}

.animate__animated.animate__bounce {
    --animate-duration: 1s;
}

.parpadea {
  
    animation-name: parpadeo;
    animation-duration: 1s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
  
    -webkit-animation-name:parpadeo;
    -webkit-animation-duration: 1s;
    -webkit-animation-timing-function: linear;
    -webkit-animation-iteration-count: infinite;
  }
  
  @-moz-keyframes parpadeo{  
    0% { opacity: 1.0; }
    50% { opacity: 0.0; }
    100% { opacity: 1.0; }
  }
  
  @-webkit-keyframes parpadeo {  
    0% { opacity: 1.0; }
    50% { opacity: 0.0; }
     100% { opacity: 1.0; }
  }
  
  @keyframes parpadeo {  
    0% { opacity: 1.0; }
     50% { opacity: 0.0; }
    100% { opacity: 1.0; }
  }
  


/*-------CUBO------*/
.contenedor {
    margin:25px auto;
    perspective: 700px;
    perspective-origin: -100px 0px;
}
.cubo {
    position: relative;
    width:150px;
    height:150px;
    transform-style:preserve-3d;    
    animation: girar 10s infinite linear;
}
.cara {
    position: absolute;
    width:100%;
    height:100%;
    border: 5px solid black
}
#uno {
    background:yellow;
    transform:translateZ(75px);
}
#dos {
    background:red;
    transform:translateX(75px) rotateY(90deg) ;
}
#tres {
    background:lightblue;
    transform:translateZ(-75px);
}
#cuatro {
    background:orangered;
    transform:translateX(-75px) rotateY(90deg);
}
#cinco {
    background: blue;
    transform:translateY(-75px) rotateX(90deg);
}
#seis {
    background: green;
    transform:translateY(75px) rotateX(90deg);
}

@keyframes girar {
    from {transform:rotateY(0) rotateX(0)}
    to {transform:rotateY(360deg) rotateX(360deg)}
}