.call,
.whatsapp {
  position: fixed;
  z-index: 999999;
  bottom: 30px;
  display: inline;
  font-size: 30px;
  text-align: center;
  height: 60px;
  width: 60px;
  border-radius: 50%;
  animation-name: calla;
  animation-duration: 0.8s;
  animation-iteration-count: infinite;
  line-height: 60px;
}
.ptb-70 {
  padding-top: 70px;
  padding-bottom: 70px;
}
@keyframes pulsate {
  0%,
  100% {
    transform: scale(0.9, 0.9);
    opacity: 1;
  }
  50% {
    transform: scale(1.2, 1.2);
    opacity: 1;
  }
}
@keyframes callb {
  0% {
    transform: scale(0.9);
  }
  20% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.1);
  }
  60% {
    transform: scale(1.2);
  }
  80% {
    transform: scale(1.3);
  }
  100% {
    transform: scale(1.4);
  }
}
@keyframes calla {
  0% {
    box-shadow: 0 0 0 4px rgba(162, 162, 162, 0.8);
  }
  20% {
    box-shadow: 0 0 0 6px rgba(162, 162, 162, 0.6);
  }
  40% {
    box-shadow: 0 0 0 8px rgba(162, 162, 162, 0.4);
  }
  60% {
    box-shadow: 0 0 0 10px rgba(162, 162, 162, 0.2);
  }
  80% {
    box-shadow: 0 0 0 12px rgba(162, 162, 162, 0.1);
  }
  100% {
    box-shadow: 0 0 0 14px rgba(162, 162, 162, 0);
  }
}
.call {
  left: 20px;
  background: red;
}
.whatsapp {
  right: 20px;
  background: green;
}