*:before, *:after {
  content: "";
  position: absolute;
}
.btn-container {
  display: grid;
  margin: 0 auto;
}
/*.item {
  display: grid;
  grid-template-rows: 1fr min-content;
  align-items: center;
  justify-content: center;
  height: 50vh;
  flex-wrap: wrap;
  background: var(--bg-color);
}*/
button {
  color: white;
  border: 3px solid white;
  border-radius: 50px;
  padding: 0.8rem 2rem;
  font: 24px "Margarine", sans-serif;
  outline: none;
  cursor: pointer;
  position: relative;
  transition: 0.2s ease-in-out;
  letter-spacing: 2px;
}
.button__wrapper {
  display: inline-block;
  position: relative;
  width: 250px;
  height: 65px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.button-pulse button {
  background: #191919; /*var(--bg-color); BACKGROUND COLOR OF BUTTON */
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}
.button-pulse .button__wrapper:hover .pulsing:before {
  animation: pulsing 0.4s linear infinite;
}
.button-pulse .button__wrapper:hover .pulsing:after {
  animation: pulsing1 0.4s linear infinite;
}
.pulsing {
  width: 99%;
  height: 99%;
  border-radius: 50px;
  z-index: 1;
  position: relative;
}
.pulsing:before, .pulsing:after {
  width: 100%;
  height: 100%;
  border: inherit;
  top: 0;
  left: 0;
  z-index: 0;
  background: white; /* color of the effect; */
  border-radius: inherit;
  animation: pulsing 2.5s linear infinite;
}
.pulsing:after {
  animation: pulsing1 2.5s linear infinite;
}
@keyframes pulsing {
  0% {
    opacity: 1;
    transform: scaleY(1) scaleX(1);
  }
  20% {
    opacity: 0.5;
  }
  70% {
    opacity: 0.2;
    transform: scaleY(1.8) scaleX(1.4);
  }
  80% {
    opacity: 0;
    transform: scaleY(1.8) scaleX(1.4);
  }
  90% {
    opacity: 0;
    transform: scaleY(1) scaleX(1);
  }
}
@keyframes pulsing1 {
  0% {
    opacity: 1;
    transform: scaleY(1) scaleX(1);
  }
  20% {
    opacity: 0.5;
  }
  70% {
    opacity: 0.2;
    transform: scaleY(1.3) scaleX(1.15);
  }
  80% {
    opacity: 0;
    transform: scaleY(1.3) scaleX(1.15);
  }
  90% {
    opacity: 0;
    transform: scaleY(1) scaleX(1);
  }
}