body, html {
  height: 100%;
  margin: 0;
  overflow: hidden;
}
.app-loading {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  background: #212121;
}
.app-loading .logo {
  font-size: 2rem;
  color: #4FC3F7;
  font-family: 'Segoe UI Light', "Segoe UI", Frutiger, 'Frutiger Linotype', 'Dejavu Sans', 'Helvetica Neue', Arial, sans-serif;
}
.app-loading .spinner {
  height: 200px;
  width: 200px;
  animation: rotate 2s linear infinite;
  transform-origin: center center;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}
.app-loading .spinner .path {
  stroke-dasharray: 1, 200;
  stroke-dashoffset: 0;
  animation: dash 1.5s ease-in-out infinite;
  stroke-linecap: round;
  stroke: #ddd;
}
@keyframes rotate {
  100% {
    transform: rotate(360deg);
  }
}
@keyframes dash {
  0% {
    stroke-dasharray: 1, 200;
    stroke-dashoffset: 0;
    stroke: #80D8FF;
  }
  10% {
    stroke: #00BFA5;
  }
  20% {
    stroke: #B2DFDB;
  }
  30% {
    stroke: #00C853;
  }
  40% {
    stroke: #00C853;
  }
  50% {
    stroke-dasharray: 89, 200;
    stroke-dashoffset: -35px;
    stroke: #C8E6C9;
  }
  60% {
    stroke: #C8E6C9;
  }
  70% {
    stroke: #FFD600;
  }
  80% {
    stroke: #FFF9C4;
  }
  90% {
    stroke: #D50000;
  }
  100% {
    stroke-dasharray: 89, 200;
    stroke-dashoffset: -124px;
    stroke: #FF8A80;
  }
}