#loader-container-overlay {
  position: fixed;
  width: 100%;
  height: 100vh;
  left: 0;
  top: 0;
  background-color: white;
  z-index: 11;
  /*display:block!important;*/
}

.loader-container {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
}

.loader-box {
  position: absolute;
  width: 30px;
  height: 30px;
  background: #e74c3c;
}

.loader-box:nth-child(1) {
  -webkit-animation: a1 2s infinite linear;
          animation: a1 2s infinite linear;
}

.loader-box:nth-child(2) {
  -webkit-animation: a2 2s infinite linear;
          animation: a2 2s infinite linear;
}

@-webkit-keyframes a1 {
  0% {
    top: 0;
    left: 0;
    width: 30px;
    height: 30px;
  }
  12.5% {
    top: 0;
    left: 0;
    width: 60px;
    height: 30px;
  }
  25% {
    top: 0;
    left: 0;
    width: 60px;
    height: 30px;
  }
  37.5% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  50% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  62.5% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 60px;
  }
  75% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 60px;
  }
  87.5% {
    top: 30px;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  100% {
    top: 30px;
    left: 30px;
    width: 30px;
    height: 30px;
  }
}

@keyframes a1 {
  0% {
    top: 0;
    left: 0;
    width: 30px;
    height: 30px;
  }
  12.5% {
    top: 0;
    left: 0;
    width: 60px;
    height: 30px;
  }
  25% {
    top: 0;
    left: 0;
    width: 60px;
    height: 30px;
  }
  37.5% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  50% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  62.5% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 60px;
  }
  75% {
    top: 0;
    left: 30px;
    width: 30px;
    height: 60px;
  }
  87.5% {
    top: 30px;
    left: 30px;
    width: 30px;
    height: 30px;
  }
  100% {
    top: 30px;
    left: 30px;
    width: 30px;
    height: 30px;
  }
}

@-webkit-keyframes a2 {
  0% {
    right: 0;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  12.5% {
    right: 0;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  25% {
    right: 0;
    bottom: 0;
    width: 60px;
    height: 30px;
  }
  37.5% {
    right: 0;
    bottom: 0;
    width: 60px;
    height: 30px;
  }
  50% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  62.5% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  75% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 60px;
  }
  87.5% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 60px;
  }
  100% {
    right: 30px;
    bottom: 30px;
    width: 30px;
    height: 30px;
  }
}

@keyframes a2 {
  0% {
    right: 0;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  12.5% {
    right: 0;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  25% {
    right: 0;
    bottom: 0;
    width: 60px;
    height: 30px;
  }
  37.5% {
    right: 0;
    bottom: 0;
    width: 60px;
    height: 30px;
  }
  50% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  62.5% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 30px;
  }
  75% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 60px;
  }
  87.5% {
    right: 30px;
    bottom: 0;
    width: 30px;
    height: 60px;
  }
  100% {
    right: 30px;
    bottom: 30px;
    width: 30px;
    height: 30px;
  }
}