JSFiddle - React, Tailwind, and code Playground

HTML

<div id="div1">
    <div></div><div></div><div></div><br/><div></div><div></div><div></div>
</div>

CSS

#div1 {
    width:150px;height:100px;white-space:nowrap;
    line-height: 0px;
    border:blue 1px solid;padding:5px;
}
#div1 div {
    width:30px;height:30px;
    border:blue 1px solid;
    display:inline-block;
    *display:inline;zoom:1;
    margin:0px;outline:none;
}