#loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1500;
  backdrop-filter: blur(10px);
}

.middle {
  text-align: center;
}

.bar {
  width: 10px;
  height: 70px;
  background: none;
  display: inline-block;
  transform-origin: bottom center;
  border-top-right-radius: 20px;
  border-top-left-radius: 20px;
  animation: loader 1.2s linear infinite;
}

.bar1 {
  animation-delay: 0.1s;
}

.bar2 {
  animation-delay: 0.2s;
}

.bar3 {
  animation-delay: 0.3s;
}

.bar4 {
  animation-delay: 0.4s;
}

.bar5 {
  animation-delay: 0.5s;
}

.bar6 {
  animation-delay: 0.6s;
}

.bar7 {
  animation-delay: 0.7s;
}

.bar8 {
  animation-delay: 0.8s;
}

@keyframes loader {
  0% {
    transform: scaleY(0.1);
    background: transparent;
  }

  50% {
    transform: scaleY(1);
    background: #000;
  }

  100% {
    transform: scaleY(0.1);
    background: transparent;
  }
}