JSFiddle - React, Tailwind, and code Playground

HTML

<div class="nonrectangular">
Everybody loves <a href="http://marquex.es">marquex.es</a>
</div>

CSS

.nonrectangular{
    border: 2px dashed #ccc;
    width: 400px;
    height: 200px;
    position:relative;
    padding:20px;
    margin:20px auto;
   }

.nonrectangular:before{
    content: "";
    background: #6f6;
    width: 100%;
    height:100%;
    margin:-20px;
    z-index: -1;
    position:absolute;
    -webkit-transform: perspective(150px) rotate3D(0.9,-0.3,0.7,3deg);   
    -moz-transform: perspective(150px) rotate3D(0.9,-0.3,0.7,3deg);
}