@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");
* {
  font-family: "Poppins", sans-serif;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #111;
}

.scan {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scan .fingerprint {
  position: relative;
  width: 300px;
  height: 300px;
  background: url(../img/fingerPrint_01.png);
  background-size: 300px;
}

.scan .fingerprint::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(../img//fingerPrint_02.png);
  background-size: 300px;
  animation: animate 4s ease-in-out infinite;
}

@keyframes animate {
  0%,
  100% {
    height: 0;
  }
  50% {
    height: 100%;
  }
}


.scan .fingerprint::after{
  content:'';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 8px;
  background: #3fefef;
  border-radius: 8px;
  filter: drop-shadow(0 0 20px #3fefef) drop-shadow(0 0 60px #3fefef);
  animation: animate_line 4s ease-in-out infinite;
}

@keyframes animate_line {
  0%,
  100% {
    top: 0;
  }
  50% {
    top: 100%;
  }
}

.scan h3{
  text-transform: uppercase;
  font-size: 2rem;
  letter-spacing: 2px;
  margin-top: 20px;
  color: #3fefef;
  filter: drop-shadow(0 0 20px #3fefef) drop-shadow(0 0 60px #3fefef);
  animation: animate_text 0.5s steps(1) infinite;
}

@keyframes animate_text {
  0%,
  100% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
}