JSFiddle - React, Tailwind, and code Playground

by Dima Polos

HTML

<div class="wrapper">
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
  <div class="cells"></div>
</div>

CSS

.wrapper{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.cells{
  width: 25%;
  height: 100px;
  background-color: #fd0;
  border-bottom: 1px solid black;
}

.cells + .cells{
  border-left: 1px solid black;
}