JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdnjs.cloudflare.com/ajax/libs/prefixfree/1.0.6/prefixfree.min.js"></script>
<div class="wrap">
    <div class="transform">
        
    </div>
</div>

CSS

div.wrap{
    perspective:150;
}
div.transform{
    width: 400px;
    height: 100px;
    margin: 100px auto 0;
    border-radius: 10px 10px 0 0;
    background-color: #67e98b;
    transform: rotateX(10deg);
}