0.25, 1, 0.5, 1);
}

.button .button-text {
  position: relative;
  z-index: 2;
}

.button .fill-container {
  position: absolute;
  left: 0;
  top: 50%;
  width: 100%;
  padding-bottom: 100%;
  transform: translateY(-50%) rotate(180deg);
}

.button .fill-container::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: blue;
  border-radius: 50px;
  transition: all 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  transform: translateY(-100%);
}

.button:ho