JSFiddle - React, Tailwind, and code Playground

HTML

<nav id="navitems">
        <ul>
            <li><a href="page1.html" id="link">PAGE 1</a></li>
            <li><a href="page2.html">PAGE 2</a></li>
        </ul>
    </nav>

CSS

ul {
    list-style-type:none;
}
li { 
    float:left;
}
a {
    background:grey;
    color:white;
    text-decoration:none;
    padding: 10px 20px 10px 20px;
    margin-right:1px;
}