.loading-app {
  height: 100vh;
  width: 100vw;
}

.center-img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 250px;
  height: 250px;
  margin-top: -135px;
  margin-left: -125px;

  animation: balance 8s ease-in-out infinite alternate;
  will-change: transform;
  transform-origin: 0% 100%;
}

@keyframes balance {
  0% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
  10% {
    transform: rotate3d(0, 0, 1, -8deg);
  }
  20% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
  30% {
    transform: rotate3d(0, 0, 1, -8deg);
  }
  40% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
  50% {
    transform: rotate3d(0, 0, 1, -8deg);
  }
  60% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
  70% {
    transform: rotate3d(0, 0, 1, -8deg);
  }
  80% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
  90% {
    transform: rotate3d(0, 0, 1, -8deg);
  }
  100% {
    transform: rotate3d(0, 0, 1, 8deg);
  }
}

.lds-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -210px;
  margin-left: -200px;
}

.lds-ring div {
  box-sizing: border-box;
  display: block;
  position: absolute;
  width: 380px;
  height: 380px;
  margin: 6px;
  border: 6px solid #00b3b3;
  border-radius: 50%;
  animation: lds-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
  border-color: #00b3b3 transparent transparent transparent;
}

.lds-ring div:nth-child(1) {
  animation-delay: -0.45s;
}

.lds-ring div:nth-child(2) {
  animation-delay: -0.3s;
}

.lds-ring div:nth-child(3) {
  animation-delay: -0.15s;
}

@keyframes lds-ring {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
