JSFiddle - React, Tailwind, and code Playground

by LuckyCat

HTML

<div>
<ul>
  <li><a href="#">о senseit</a></li>
  <li><a href="#">продукты</a></li>
  <li><a href="#">challenge!</a></li>
  <li><a href="#">поддержка</a></li>
</ul>
   </div>

CSS

ul, li { padding: 0; margin: 0; }

div{
  width: 404px;
  margin 0 auto;
}
div ul{
  display: block; 
  background: #d0001e;
  width: 404px;
  height: 100px;
}
div ul li{
  display: block; 
  float: left;
  width: 25%;
  text-align: center;
  border-left: 1px solid #000;
    box-sizing: border-box;
}
div ul li:first-child {
    border-left: 1px solid transparent;
}
div ul li a{
  display: block;
  width: 100%;
  height: 100px;
  font-family: Myriad Pro;
  font-size: 16px;
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
}
div ul li:hover{
  background: #fff; 
  border-left: 1px solid #fff;
}
li:hover+li{
  border-left: 1px solid transparent;
}
a:hover{
  color: #de0524; 
}