JSFiddle - React, Tailwind, and code Playground

HTML

<ul >
    <li><a href="#">Пункт 1</a></li>
	<li><a href="#">Пункт 2</a></li>
	<li><a href="#">Пункт 3</a></li>
	<li><a href="#">Пункт 4</a></li>
	<li><a href="#">Пункт 5</a></li>
</ul>

CSS

ul {
  list-style: none;
  margin-left: 1em;
  padding: 0;
}

ul li {
  margin-bottom: 10px;
}

ul li a {
  padding-left: 44px;
}

ul li:hover:before {
  content: '';
  position: absolute;
  width: 34px;
  height: 10px;
  margin-top: 5px;
  background: red;
  -webkit-transition: all 0.3s linear;
  -moz-transition: all 0.3s linear;
  -o-transition: all 0.3s linear;
  transition: all 0.3s linear;
}