JSFiddle - React, Tailwind, and code Playground

HTML

<div class='pic'>
        <img src='http://www.filedropper.com/download_button.png'/>
    </div>
    <div class='pic2'>
        <img src='http://www.filedropper.com/download_button.png'/>
    </div>
    <div class='pic3'>
        <img src='http://www.filedropper.com/download_button.png'/>
    </div>
    <div class='pic4'>
        <img src='http://www.filedropper.com/download_button.png'/>
    </div>

CSS

div {
    float:left;
    background-color:#906099;
}
.pic > img{
    display:block;
}
.pic2 {
    line-height: 0;
}
.pic3 {
    font-size: 0;
}
.pic4 > img {
    vertical-align: top;
}