JSFiddle - React, Tailwind, and code Playground

HTML

<div class="views-field-nothing">
  <div class="views">http://goodimg.ru/img/tsvetochek-risunok3.jpg</div>
</div>
<div class="views-field-nothing">
  <div class="views">http://agu-shop.ru/images/pink_flower_512x512.png</div>
</div>
<div class="views-field-nothing">
  <div class="views">http://www.raskraska.ru/counting/flower-bw.gif</div>
</div>

JavaScript

$(".views-field-nothing").each(function(index){
	debugger;
  var width = document.documentElement.clientWidth,
    height = width / 3,
    bg = $(this).find('.views').html();
  bg = "url('" +bg+ "')";
  
  $(this).css('background', bg);
  $(this).css('height', height);
  $(this).css('width', width);
});