JSFiddle - React, Tailwind, and code Playground

HTML

<div style="background-color:gray;border:5px solid red;width:204px;height:500px">
		<div class="myClass" style="width:100px;">
		1
		</div>
		<div class="myClass" style="width:100px;height:100px;">
		2
		</div>
		<div  class="myClass" style="width:100px;">
		3
		</div>
		<div  class="myClass" style="width:100px;">
		4
		</div>
		<div  class="myClass" style="width:100px;">
		5
		</div>
		<div  class="myClass" style="width:100px;">
		6
		</div>
		<div  class="myClass" style="width:100px;height:100px;">
		7
		</div>
		<div  class="myClass" style="width:202px;height:100px;">
		8
		</div>
		<div  class="myClass" style="width:100px;">
		9
		</div>
		<div  class="myClass" style="width:100px;">
		10
		</div>
	</div>

CSS

.myClass{
			border:1px solid black;
			float:left;
			background-color:white;
		}