JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
<div class="box"></div>
<div class="divider"></div>
<div class="box"></div>
<div class="divider"></div>
<div class="box"></div>
</div>

CSS

.wrapper{
    width:100%;
    text-align:center;
    position: relative;
}
.box{
    display: inline-block;
    width: 150px;
    height: 100px;
    background: red;
    margin: 0 0 0 5px;
}


.divider{
    display: inline-block;
    position: absolute;
    top: 0;
    bottom: 0;
    width: 1px;
    background: black;
}