JSFiddle - React, Tailwind, and code Playground

HTML

<ul class="breadcrumbs">
    <li>
      <a href="#">Меню</a>
    </li>
    <li>
      <a href="#">Бургеры</a>
    </li>
  </ul>

CSS

/*Breadcrumbs*/
ul.breadcrumbs{
	width: 95%;
	margin: 0 auto;
	padding: 0;
	list-style: none;
	overflow: hidden;
	border-radius: 5px;
	box-shadow: 0 0 3px rgba(41,150,81,.5);
}
ul.breadcrumbs li{
	float: left;
}
ul.breadcrumbs a{
	padding: .1em 3em .1em 4em;
	float: left;
	text-decoration: none;
	color: #fff;
	position: relative;
	text-shadow: 0 1px 0 rgba(41,150,81,.5);
	background: #00602a linear-gradient(to right, #299651, #00602a);
}
ul.breadcrumbs li:first-child a{
	padding-left: 3em;
	border-radius: 5px 0 0 5px;
}
ul.breadcrumbs a:hover{
	background: rgba(41,150,81,0.8);
}
ul.breadcrumbs a::after{
	content: "";
	position: absolute;
	top: 50%;
	margin-top: -1.5em;
	border-top: 1.5em solid transparent;
	border-bottom: 1.5em solid transparent;
	border-left: 1em solid;
	right: -1em;
}
ul.breadcrumbs a::after{
	z-index: 2;
	border-left-color: #00602a;
}

ul.breadcrumbs a::before{
	border-left-color: #00602a;
	right: -1.1em;
	z-index: 1;
}

ul.breadcrumbs a:hover::after,
ul.breadcrumbs a:hover::before{
	border-left-color: #299651;
}

ul.breadcrumbs .current,
ul.breadcrumbs .current:hover{
	font-weight: bold;
	background: none;
}

ul.breadcrumbs .current::after,
ul.breadcrumbs .current::before{
	content: normal;
}