body {
  padding: 0;
  margin: 0;
  width: 100vw;
  height: 100vh;
}

.main {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 60px;
}

.dataBox {
  width: 300px;
  height: 30px;
  border-radius: 40px;
  padding: 8px 16px;
  margin: 40px 0 10px 0;
  font-size: 16px;
  outline: none;
  border-color: #03ad91;
  text-align: center;
  border-width: 4px;
}

.btn {
  position: relative;
  height: 50px;
  width: 300px;
  margin: 10px 0;
  padding: 8px 16px;
  text-align: center;
  border-radius: 40px;
  border: none;
  background-color: #03ad91;
  color: #f0f8ff;
  font-weight: 600;
  font-size: 16px;
  -webkit-transition-duration: 0.4s;
  transition-duration: 0.4s;
  text-decoration: none;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0px 6px 10px #53fcb866;
}

.btn:after {
  content: "";
  display: block;
  position: absolute;
  background: #02e0bb;
  border-radius: 40px;
  padding-top: 300%;
  padding-left: 350%;
  margin-left: -20px !important;
  margin-top: -120%;
  opacity: 0;
  transition: all 0.8s;
}

.btn:active:after {
  padding: 0;
  margin: 0;
  opacity: 1;
  transition: 0s;
}

.qrdiv {
  text-align: center;
}

.qrcode {
  margin: 30px 0;
}

.qrcode > img {
  background-color: #fff;
}

.downloadBtn {
  background: none;
  border: none;
  color: #809180;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  padding: 2px;
}

.downloadBtn:hover {
  border-bottom: dashed #809180 2px;
}

.hide {
  display: none;
}

.error {
  border-color: #e22416;
}

.shake {
  animation: shake 0.5s;
  animation-iteration-count: infinite;
}

@keyframes shake {
  0% {
    transform: translate(1px, 1px) rotate(0deg);
  }
  10% {
    transform: translate(-1px, -2px) rotate(-0.5deg);
  }
  20% {
    transform: translate(-3px, 0px) rotate(0.5deg);
  }
  30% {
    transform: translate(3px, 2px) rotate(0deg);
  }
  40% {
    transform: translate(1px, -1px) rotate(0.5deg);
  }
  50% {
    transform: translate(-1px, 2px) rotate(-0.5deg);
  }
  60% {
    transform: translate(-3px, 1px) rotate(0deg);
  }
  70% {
    transform: translate(3px, 1px) rotate(-0.5deg);
  }
  80% {
    transform: translate(-1px, -1px) rotate(0.5deg);
  }
  90% {
    transform: translate(1px, 2px) rotate(0deg);
  }
  100% {
    transform: translate(1px, -2px) rotate(-0.5deg);
  }
}