JSFiddle - React, Tailwind, and code Playground

HTML

<div class="row">
    <img src="http://dummyimage.com/110x100/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/100x90/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/130x100/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/100x90/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/120x100/000/fff&text=nearly+square" />
</div>
<div class="row">
    <img src="http://dummyimage.com/130x100/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/100x90/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/120x100/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/100x90/000/fff&text=nearly+square" />
    <img src="http://dummyimage.com/110x100/000/fff&text=nearly+square" />
</div>

CSS

.row {
    width:100%;
}
img {
    width:33.33%;
    max-width:100px;
}