.active-code-input {
  width: 40px;
  height: 40px;
  margin-right: 20px;
  border: 1px solid #cccccc;
  border-radius: 0;
  text-align: center;
  appearance: none;
  color: #333333;
  font-size: 14px;
  &:focus {
    border-bottom: 1px solid lightblue;
  }
}