JSFiddle - React, Tailwind, and code Playground

HTML

<div id="wrapper">
    <div class="content">
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />
        <img src="http://goo.gl/njIWd" />      
    </div>
</div>

CSS

#wrapper{
    width:100%;
    background: #eee;
}
.content{
    margin: 0 auto;
    width: 70%;
    background: cyan;
}

.content img{
    float:left;
    display:block;
    width:25%;
}