.hover-underline-animation span {
  background-image: linear-gradient(180deg, transparent 97.5%, #363636 0);
  background-repeat: no-repeat;
  background-size: 0 100%;
  transition: background-size 0.3s ease-out;
}

.hover-underline-animation:hover span {
  background-size: 100% 100%;
}

.is-centered {
  margin: auto;
}