.ws-board {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
  padding: 1rem 0;
}
.ws-tube {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 46px;
  padding: 5px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-top: none;
  border-radius: 0 0 14px 14px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: transform 0.1s ease;
}
.ws-tube--sel {
  transform: translateY(-10px);
  border-color: rgba(255, 179, 71, 0.8);
}
.ws-seg {
  height: 34px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: rgba(0, 0, 0, 0.55);
}
.ws-seg--empty {
  background: transparent;
}