JSFiddle - React, Tailwind, and code Playground

HTML

<div class="outerBox">
<div class="row top">
<span class="left"><b>F&ouml;rfattare:</b> '.$authors.'</span><span class="right"><b>Examinationsdatum:</b> '.$row['ExaminationDate'].'</span>
</div>
<div class="row">
<span class="left"><b>Handledare:</b> '.$row['Supervisor'].'</span><span class="right"><b>Niv&aring;:</b> '.$level.' ('.$credits.')</span>
</div>
<div class="row">
<span class="left"><b>Examinator:</b> '.$row['Examiner'].'</span><span class="right"><b>Kommentar:</b> '.$row['Comments'].'</span>
</div>
<div class="row bottom">
<span class="left"><b>Design av studie:</b> '.$design.'</span><span class="right"><b>&Ouml;vrigt:</b> '.$row['Participants'].' deltagare, '.$row['Reference'].' referenser</span>
</div>
</div>

CSS

.row {
    border: 1px solid #ddd;
    margin-bottom: -1px;
}

.left {
    display: inline-block;
    width: 50%;
    border-right: 1px solid #ddd;
}

.right {
    display: inline-block;
    width: 49%;
    border-left: 1px solid #ddd;
    margin-left: -1px;
}

.top {
    border-top-right-radius: 4px;
    border-top-left-radius: 4px;
}

.bottom {
    border-bottom-right-radius: 4px;
    border-bottom-left-radius: 4px;
}

.outerBox {
    margin: 10px;
}