#loader {
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 9999;
  width: 120px;
  height: 120px;
  margin: -60px 0 0 -60px;
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  -webkit-animation: loader-spin 2s linear infinite;
  animation: loader-spin 2s linear infinite;
}

@-webkit-keyframes loader-spin {
  0% {
    -webkit-transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
  }
}

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

.animate-bottom {
  position: relative;
  -webkit-animation-name: loader-animate-bottom;
  -webkit-animation-duration: 1s;
  animation-name: loader-animate-bottom;
  animation-duration: 1s;
}

@-webkit-keyframes loader-animate-bottom {
  from {
    bottom: -100px;
    opacity: 0;
  }
  to {
    bottom: 0;
    opacity: 1;
  }
}

@keyframes loader-animate-bottom {
  from {
    bottom: -100px;
    opacity: 0;
  }
  to {
    bottom: 0;
    opacity: 1;
  }
}

#loader-container {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.8);
  z-index: 9998;
}

#loader-container.hidden {
  display: none;
}