JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wr">
  <div class="inl"></div>
  <div class="inl"></div>
  <div class="inl"></div>
  <div class="inl"></div>
</div>

CSS

.wr {font-size: 0;}

.inl {
  display: inline-block;
  vertical-align: top;
  height: 100px;
}

.inl:nth-child(1) {background: #000; width: 33.3333%;}
.inl:nth-child(2) {background: blue; width: 16.6665%;}
.inl:nth-child(3) {background: #2d72d9; width: 16.6665%;}
.inl:nth-child(4) {background: red; width: 33.3333%;}