.btn--char{
  min-width: 100px;
  min-height: 30px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 4px 8px;

  font-size: 0.95rem;
  line-height: 1.2;
  white-space: nowrap;
}

.btn--char[disabled]{
  opacity: 0.5;
  cursor: not-allowed;
}