JSFiddle - React, Tailwind, and code Playground

HTML

<div class="hero__nav">
    <a href="#" class="hero__nav__items" data-title="О нас">
      <span>О нас</span>
    </a>
    <a href="#" class="hero__nav__items" data-title="Статистика">
      <span>Статистика</span>
    </a>
    <a href="#" class="hero__nav__items" data-title="Новости">
      <span>Новости</span>
    </a>
    <a href="#" class="hero__nav__items" data-title="Контакты">
      <span>Контакты</span>
    </a>
</div>

CSS

.hero__nav__items {
    color: #111;
    font-weight: 300;
    font-size: 15px;
    line-height: 24px;
    margin: 0 10px;
    outline: none;
    text-decoration: none;
    position: relative;
}
.hero__nav__items > span {
  visibility: hidden;
}
.hero__nav__items::before {
  content: attr(data-title);
  position: absolute;
  left: 0;
  border-bottom: 1px solid transparent;
}
.hero__nav__items:hover {
  color: #ffd801;
}
.hero__nav__items:hover::before {
  font-weight: 700;
  border-bottom-color: #ffd801;
}