/*
 * Globals
 */


/* Custom default button */
.btn-secondary,
.btn-secondary:hover,
.btn-secondary:focus {
  font-family: sans-serif;
  font-size: 1em;
  color: #333;
  text-shadow: none; /* Prevent inheritance from `body` */
}


/*
 * Base structure
 */

.brand {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  color: #3479B2
}

body {
  text-shadow: 0 .05rem .1rem rgba(0, 0, 0, .5);
  box-shadow: inset 0 0 5rem rgba(0, 0, 0, .5);
  font-family: 'Montserrat', sans-serif;
  background-color: #fff;
}

p {
  font-size: 1em;
  font-family: 'Montserrat', sans-serif;
}

.cover-container {
  max-width: 42em;
}


/*
 * Header
 */

.nav-masthead .nav-link {
  color: rgba(255, 255, 255, .5);
  border-bottom: .25rem solid transparent;
}

.nav-masthead .nav-link:hover,
.nav-masthead .nav-link:focus {
  border-bottom-color: rgba(255, 255, 255, .25);
}

.nav-masthead .nav-link + .nav-link {
  margin-left: 1rem;
}

.nav-masthead .active {
  color: #fff;
  border-bottom-color: #fff;
}

.contenedor{
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.caja{
  position: relative;
  width: 200px;
  height: 200px;
  transform-style: preserve-3d;
  transform-origin: 100px 100px 0;
  animation: girar 20s ease-in-out alternate infinite;
}

.cara{
  position: absolute;
  width: 200px;
  height: 200px;
  backface-visibility: hidden;
}

.cara img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cara1{
  transform: translateZ(100px);
}

.cara2{
  transform: rotateY(90deg) translateZ(100px);
}

.cara3{
  transform: rotateY(90deg) rotateX(90deg) translateZ(100px)
}

.cara4{
  transform: rotateX(180deg) rotateZ(-90deg) translateZ(100px);
}

.cara5{
  transform: rotateY(-90deg) rotateZ(90deg) translateZ(100px);
}

.cara6{
  transform: rotateX(-90deg) translateZ(100px) rotateZ(-90deg);
}


@keyframes girar {
  0%{
      transform: none;
  }
  13%,16.6%{
      transform: rotateY(-90deg);
  }
  301%,33.33%{
      transform: rotateY(-90deg) rotateZ(90deg);
  }
  46%,49.999%{
      transform: rotateY(-270deg) rotateZ(90deg);
  }
  63%,66%{
      transform: rotateY(90deg);
  }
  80%,83%{
      transform: rotateY(-180deg) rotateZ(90deg);
  }
  97%,100%{
      transform: none;
  }
}