.loader {
  position: relative;
  width: 150px;
  height: 150px;
  background: #212121;
  border-radius: 50%;
  box-shadow: inset 0px 0px 7px seagreen;
  border: 1px solid seagreen;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.loader::before {
  content: "";
  position: absolute;
  inset: 20px;
  background: transparent;
  border: 1px solid seagreen;
  border-radius: 50%;
  box-shadow: inset 0px 0px 5px seagreen;
}

.loader::after {
  content: "";
  position: absolute;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid seagreen;
  box-shadow: inset 0px 0px 3px seagreen;
}

.loader span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: transparent;
  transform-origin: top left;
  animation: radar81 2s linear infinite;
  box-shadow: -25px -75px 30px -50px seagreen;
  border-top: 2px solid #2e8b57;
}

.loader span::before {
  display: none;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 15%;
  height: 100%;
  background: seagreen;
  transform-origin: top left;
  transform: rotate(-90deg);
  filter: blur(15px) drop-shadow(10px 0px 10px seagreen);
}

@keyframes radar81 {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

#dot-1 {
  --dot-start-top: 100px;
  --dot-start-left: 140px;
  --dot-end-top: 130px;
  --dot-end-left: 20px;
  --delay: 0s;
}

#dot-2 {
  --dot-start-top: 100px;
  --dot-start-left: 0px;
  --dot-end-top: -3px;
  --dot-end-left: 90px;
  --delay: 0s;
}

#dot-3 {
  --dot-start-top: 100px;
  --dot-start-left: 105px;
  --dot-end-top: 18px;
  --dot-end-left: 18px;
  --delay: 0s;
}

#dot-4 {
  --dot-start-top: 110px;
  --dot-start-left: 150px;
  --dot-end-top: 140px;
  --dot-end-left: 30px;
  --delay: 0s;
}

#dot-5 {
  --dot-start-top: -5px;
  --dot-start-left: 85px;
  --dot-end-top: 125px;
  --dot-end-left: 120px;
  --delay: 4s;
}

.dot {
  width: 5px;
  height: 5px;
  position: absolute;
  top: var(--dot-start-top);
  left: var(--dot-start-left);
  border-radius: 9999px;
  background: rgba(255, 255, 255);
  box-shadow: inset 0px 0px 10px 2px rgba(0, 255, 182, 0.5),
    0px 0px 10px 2px rgba(0, 255, 135, 0.3);
  -webkit-animation: fly 32s linear infinite;
  animation-delay: var(--delay);
  -moz-animation: fly 32s linear infinite;
}

@keyframes fly {
  0% {
    top: var(--dot-start-top);
    left: var(--dot-start-left);
  }

  100% {
    top: var(--dot-end-top);
    left: var(--dot-end-left);
  }

  5%,
  15%,
  25%,
  35%,
  45%,
  55%,
  65%,
  75%,
  85%,
  95% {
    background: rgba(255, 255, 255, 1);
    box-shadow: inset 0 0 10px 2px rgba(0, 255, 182, 0.5),
      0 0 15px 2px rgba(0, 255, 135, 1);
  }

  0%,
  10%,
  20%,
  30%,
  40%,
  50%,
  60%,
  70%,
  80%,
  90% {
    background: rgba(255, 255, 255, 0.3);
    box-shadow: inset 0 0 10px 2px rgba(0, 255, 182, 0.5),
      0 0 5px 2px rgba(0, 255, 135, 0.3);
  }
}