JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr>
        <td class="price">$180</td>
        <td class="buy">Buy</td>
    </tr>
    <tr>
        <td class="price">$180</td>
        <td class="buy">Buy</td>
    </tr>
    <tr>
        <td class="price">$180</td>
        <td class="buy">Buy</td>
    </tr>
</table>

CSS

table {
    width:100%;
    background: #000;
    border: #000 1px solid;
    -moz-border-radius: 10px;
    -webkit-border-radius: 10px;
    border-radius: 10px;
}
td, tr {
    border: 1px #000000 solid;
    border-collapse: collapse;
    border-radius: 10px;
}
tr {
    height:50px;
}
table tr:last-child td:first-child {
    -moz-border-radius-bottomleft:10px;
    -webkit-border-bottom-left-radius:10px;
    border-bottom-left-radius:10px
}
table tr:last-child td:last-child {
    -moz-border-radius-bottomright:10px;
    -webkit-border-bottom-right-radius:10px;
    border-bottom-right-radius:10px
}
.price {
    width: 65%;
    text-align: center;
    background-color: #000000;
    color: #ffffff;
    font-size: 1.5em;
    border-color: #c0c0c0;
    border-radius: 10px;
}
.buy {
    width:35%;
    text-align: center;
    background-color: red;
    color: #ffffff;
    border-color: #c0c0c0;
}