JSFiddle - React, Tailwind, and code Playground

HTML

<div id="pedigree">
        <div id="parentwrap">
            <div class="parent">test</div>
        </div>
        <div id="childwrap">
            <div class="child">
                <p>Am. Ch. Kenai's Aldebaran</p>
            </div>
            <div class="child">
                <p>pAm. Ch. Santa Clara Del Viento</p>
            </div>
        </div>
        <div id="grandchildwrap">
            <div class="grandchild">Am. Can. Ch. Ryzann's Eclipse at Kenai</div>
            <div class="grandchild">Am. Ch. Timber Ridge's Abi of Kenai</div>
            <div class="grandchild">Am. Ch. Sky Run Gavril Virtual Zip JC</div>
            <div class="grandchild">Am. Can. Ch. Tazeb's Zena</div>
        </div>
    </div>

CSS

#pedigree {
        position: relative;
        width: 584px;
        height: 204px;
        margin: 0 auto;
        margin-top: 15px;
        padding-bottom: 15px;
        border-bottom: 1px dotted black;
    }
    #parentwrap {
        position: relative;
        display: inline-block;
        margin: 0;
        width:auto;
        height: 205px;
    }
    .parent {
        position: relative;
        width: 190px;
        height: 202px;
        margin: 0px;
        padding: 0px;
        border: 1px solid black;
    }
    #childwrap {
        position: relative;
        display: inline-block;
        margin: 0;
        width: auto;
        height: 205px;
    }
    .child {
        position: relative;
        width: 190px;
        height: 95px;
        margin: 0px;
        padding: 0px;
        border: 1px solid black;
        margin-bottom: 10px;
    }
    #grandchildwrap {
        position: relative;
        display: inline-block;
        width: auto;
        height: 205px;
    }
    .grandchild {
        position: relative;
        width: 190px;
        height: 46px;
        margin: 0px;
        padding: 0px;
        border: 1px solid black;
        margin-bottom: 4px;
    }
    .parent, .child, .grandchild {
        -moz-border-radius: 35px;
        border-radius: 35px;
    };