JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box">
</div>

CSS

.box{
  width: 300px;
  height: 300px;
  
/* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#ffffff+0,e8e8e8+88,bababa+95,bababa+100 */
background: rgb(255,255,255); /* Old browsers */
background: -moz-linear-gradient(left,  rgba(255,255,255,1) 0%, rgba(232,232,232,1) 88%, rgba(186,186,186,1) 95%, rgba(186,186,186,1) 100%); /* FF3.6-15 */
background: -webkit-linear-gradient(left,  rgba(255,255,255,1) 0%,rgba(232,232,232,1) 88%,rgba(186,186,186,1) 95%,rgba(186,186,186,1) 100%); /* Chrome10-25,Safari5.1-6 */
background: linear-gradient(to right,  rgba(255,255,255,1) 0%,rgba(232,232,232,1) 88%,rgba(186,186,186,1) 95%,rgba(186,186,186,1) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#bababa',GradientType=1 ); /* IE6-9 */

}