.lds-ring {
  display: inline-block;
  position: relative;
  width: 80px;
  height: 80px;
}
.lds-ring div {
  box-sizing: border-box;
  display: block;
  position: absolute;
  width: 64px;
  height: 64px;
  margin: 8px;
  border: 8px solid #21549e;
  border-radius: 50%;
  animation: lds-ring 0.8s cubic-bezier(0.5, 0, 0.5, 1) infinite;
  border-color: #21549e transparent transparent transparent;
}
.lds-ring div:nth-child(1) {
  animation-delay: -0.30s;
}
.lds-ring div:nth-child(2) {
  animation-delay: -0.20s;
}
.lds-ring div:nth-child(3) {
  animation-delay: -0.10s;
}
@keyframes lds-ring {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

body{
  margin: 0;
}

#loader {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  justify-items: center;
  align-items: center;
  align-content: center;
  background-color: transparent;
}