/* Tooltip arrow */
.popup-arrow {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid rgb(31 41 55);
}

.neon-cyan {
  box-shadow:
    0 0 5px rgba(34, 211, 238, 0.6),
    0 0 15px rgba(34, 211, 238, 0.5),
    0 0 30px rgba(34, 211, 238, 0.4),
    0 0 60px rgba(34, 211, 238, 0.25);
  transition: box-shadow 0.25s ease, transform 0.15s ease;
}

.neon-cyan:hover {
  box-shadow:
    0 0 10px rgba(34, 211, 238, 0.9),
    0 0 25px rgba(34, 211, 238, 0.8),
    0 0 50px rgba(34, 211, 238, 0.6),
    0 0 90px rgba(34, 211, 238, 0.4);
}