Artem Butko

<div class="title">
      <div class="title-word">Harmony</div>
      <div class="title-word">Readers</div>
</div>

.title {
  display: flex;
  width: 200px;
}

.title-word:first-letter {
  color: red;
  font-size: 10px;
}

.title-word {
  font-size: 0;
  transition: all 0.5s;
}

.title:hover .title-word {
  font-size: 10px;
}