JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box">
    <div class="b1">
        <p>1</p>
    </div>
    <div class="b2">
        <p>2</p>
    </div>
    <div class="b3">
        <p>3</p>
    </div>
</div>

CSS

.box {
    display: table;
    width:100%;
    border-spacing:5px;
}

.b1 {
    width:100%;
    display: table-footer-group;
}

.b2 {
    display: table-header-group;
}

.b3 {
    display: table-row-group;
}


.b1, .b2, .b3 {
    width: 100%;
    margin: 5px 0;
}

.b1 p, .b2 p, .b3 p {
    margin: 0;
    padding: 5px;
    border: red 3px solid;
    background: pink;
}