* {
  box-sizing: border-box;
  margin: 0;
}

.loading {
  padding: 20px;
}

.loading-title {
  animation-name: flicker;
  animation-iteration-count: infinite;
  animation-duration: 1s;
  animation-direction: alternate;
}

.progress-bar {
  background: rgba(0, 0, 0, 0.1);
  width: 500px;
  height: 20px;
  position: relative;
  border-radius: 100px;
}

.progress-bar-gauge {
  position: absolute;
  border-radius: 100px;
  background-color: #0066ff;
  width: 0;
  height: 10px;
  top: 25%;
  left: 0;
  animation-name: loading;
  animation-iteration-count: infinite;
  animation-duration: 2s;
  animation-timing-function: ease-in-out;
}

@keyframes loading {
  0% {
    width: 0;
  }
  90% {
    opacity: 1;
  }
  100% {
    width: 100%;
    opacity: 0;
  }
}

@keyframes flicker {
  from {
    opacity: 100%;
  }
  to {
    opacity: 10%;
  }
}