body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #dfe6e9;
}
.container {
  text-align: center;
  display: flex;
}
.icon {
  width: 90px;
  height: 90px;
  background: #f1f1f1;
  margin: 10px;
  border-radius: 30%;
  color: #10ac84;
  box-shadow: 0 5px 15px -5px #00000070;
  position: relative;
  overflow: hidden;
}
.icon i {
  line-height: 90px;
  font-size: 25px;
  transition: 0.2s;
}
.icon:hover i {
  transform: scale(1.3);
  color: #f1f1f1;
}
.icon::before {
  content: "";
  position: absolute;
  width: 120%;
  height: 120%;
  background: #10ac84;
  left: -110%;
  top: 90%;
  transform: rotate(45deg);
}
.icon:hover::before {
  animation: animation 0.7s 1 forwards;
}
@keyframes animation {
  0% {
    left: -110%;
    top: 90%;
  }
  50% {
    left: 15%;
    top: -30%;
  }
  100% {
    top: -10%;
    left: -10%;
  }
}