.lmask {
  position: absolute;
  min-height: 400px;
  height: 100%;
  width: 100%;
  bottom: 0;
  left: 0;
  right: 0;
  top: 0;
  z-index: 9999;
}
.lmask.fixed {
  position: fixed;
}
.lmask:before {
  content: '';
  background-color: rgba(0, 0, 0, 0);
  border: 5px solid rgba(0, 183, 229, 0.9);
  opacity: .9;
  border-right: 5px solid rgba(0, 0, 0, 0);
  border-left: 5px solid rgba(0, 0, 0, 0);
  border-radius: 50px;
  box-shadow: 0 0 35px #2187e7;
  width: 50px;
  height: 50px;
  animation: spinPulse 1s infinite ease-in-out;
  -moz-animation: spinPulse 1s infinite ease-in-out;
  -webkit-animation: spinPulse 1s infinite linear;
  margin: -25px 0 0 -25px;
  position: absolute;
  top: 50%;
  left: 50%;
}

.lmask:after {
  content: '';
  background-color: rgba(0, 0, 0, 0);
  border: 5px solid rgba(0, 183, 229, 0.9);
  opacity: .9;
  border-left: 5px solid rgba(0, 0, 0, 0);
  border-right: 5px solid rgba(0, 0, 0, 0);
  border-radius: 50px;
  box-shadow: 0 0 15px #2187e7;
  width: 30px;
  height: 30px;
  animation: spinoffPulse 1s infinite linear;
  -moz-animation: spinoffPulse 1s infinite linear;
  -webkit-animation: spinoffPulse 1s infinite linear;

  margin: -15px 0 0 -15px;
  position: absolute;
  top: 50%;
  left: 50%;
}
@keyframes spinPulse {
  0% {
    -moz-transform: rotate(160deg);
    transform: rotate(160deg);
    opacity: 0;
    box-shadow: 0 0 1px #2187e7;
  }

  50% {
    -moz-transform: rotate(145deg);
    transform: rotate(145deg);
    opacity: 1;
  }

  100% {
    -moz-transform: rotate(-320deg);
    transform: rotate(-320deg);
    opacity: 0;
  }
}
@-moz-keyframes spinPulse {
  0% {
    -moz-transform: rotate(160deg);
    -webkit-transform: rotate(160deg);
    transform: rotate(160deg);
    opacity: 0;
    box-shadow: 0 0 1px #2187e7;
  }

  50% {
    -moz-transform: rotate(145deg);
    -webkit-transform: rotate(145deg);
    transform: rotate(145deg);
    opacity: 1;
  }

  100% {
    -moz-transform: rotate(-320deg);
    -webkit-transform: rotate(-320deg);
    transform: rotate(-320deg);
    opacity: 0;
  }
}
@keyframes spinoffPulse {
  0% {
    -moz-transform: rotate(0deg);
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }

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

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

@-webkit-keyframes spinPulse {
  0% {
    -webkit-transform: rotate(160deg);
    transform: rotate(160deg);
    opacity: 0;
    box-shadow: 0 0 1px #2187e7;
  }

  50% {
    -webkit-transform: rotate(145deg);
    transform: rotate(145deg);
    opacity: 1;
  }

  100% {
    -webkit-transform: rotate(-320deg);
    transform: rotate(-320deg);
    opacity: 0;
  }
}

@-webkit-keyframes spinoffPulse {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }

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