JSFiddle - React, Tailwind, and code Playground

HTML

<div class="cont cont-1">
  <div class="square">square 1</div>
  <div class="square">square 2</div>
  <div class="square">square 3</div>
  <div class="square">square 4</div>
  <div class="square">square 5</div>
  <div class="square">square 6</div>
</div>

<div class="cont cont-2">
  <div class="square">square 1</div>
  <div class="square">square 2</div>
  <div class="square">square 3</div>
  <div class="square">square 4</div>
  <div class="square">square 5</div>
  <div class="square">square 6</div>
</div>

CSS

.cont {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  width: 100%;
}



.cont-2 .square:nth-child(1) {
  order: 1;
}
.cont-2 .square:nth-child(2) {
  order: 2;
}
.cont-2 .square:nth-child(3) {
  order: 5;
}
.cont-2 .square:nth-child(4) {
  order: 3;
}
.cont-2 .square:nth-child(5) {
  order: 4;
}
.cont-2 .square:nth-child(6) {
  order: 6;
}

.cont-2 .square {
  background-color: purple;
  color: #000;
}

.square {
  width: 100px;height: 100px;
  display: flex;
  justify-content: center;align-items: center;
  margin: 1%;
  background-color: black;
  color: #fff;
}