JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    <div class="col">
        <div class="section">bla bla bla</div>
        <div class="section">bla bla bla bla bla bla</div>
        <div class="section">bla bla bla bla bla bla bla</div>
        <div class="section">bla bla bla bla bla bla bla</div>
    </div>
    <div class="col">
        <div class="section">bla bla bla bla bla</div>

    </div>
</div>

CSS

.wrapper {
    display:table;
    height:100%;
    width:100%;
}
.col {
    background-color:#eee;
    display:table-cell;
    vertical-align:top;
}
.col:nth-of-type(even) {
    background-color:#ccc;
}