/*Diseño del pre loader.*/

#PreLoader {
    background-color: #B2B2B2;
    height: 100%;
    width: 100%;
    position: fixed;
    -webkit-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
    z-index: 10000;
}

.centrado{
    display: flex;
    justify-content: center;
    align-items: center;
}

.loader {
    animation: rotate 3s infinite;
    height: 50px;
    width: 50px;
  }

  .loader:before,
  .loader:after {
    border-radius: 50%;
    content: "";
    display: block;
    height: 20px;
    width: 20px;
  }
  .loader:before {
    animation: ball1 1s infinite;
    background-color: #C21B1E;
    box-shadow: 30px 0 0 #831B2B;
    margin-bottom: 10px;
  }
  .loader:after {
    animation: ball2 1s infinite;
    background-color: #831B2B;
    box-shadow: 30px 0 0 #C21B1E;
  }

  @keyframes rotate {
    0% { transform: rotate(0deg) scale(0.8) }
    50% { transform: rotate(360deg) scale(1.2) }
    100% { transform: rotate(720deg) scale(0.8) }
  }

  @keyframes ball1 {
    0% {
      box-shadow: 30px 0 0 #831B2B;
    }
    50% {
      box-shadow: 0 0 0 #831B2B;
      margin-bottom: 0;
      transform: translate(15px, 15px);
    }
    100% {
      box-shadow: 30px 0 0 #831B2B;
      margin-bottom: 10px;
    }
  }

  @keyframes ball2 {
    0% {
      box-shadow: 30px 0 0 #C21B1E;
    }
    50% {
      box-shadow: 0 0 0 #C21B1E;
      margin-top: -20px;
      transform: translate(15px, 15px);
    }
    100% {
      box-shadow: 30px 0 0 #C21B1E;
      margin-top: 0;
    }
  }