JSFiddle - React, Tailwind, and code Playground

HTML

<nav>
    <ul class="menu">
        <li>Check 1</li>
        <li>Check 2</li>
        <li>Check 3</li>
        <li>Check 4</li>
    </ul>
</nav>
 <article class="div">

CSS

.menu
{
    list-style-type: none;
    background-color: #660066;  
}

.menu li
{
    display: inline;
    padding-left: 40px;
    padding-right: 40px;
}

.div
{
    width: 100%;
    height: 500px;
    background-color: #660066;
}
ul{
    margin: 0;
}