data.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background: #333;
    font: 14px sans-serif;
}
table {
    border-collapse: collapse;
}
th, td {
    padding: 5px 7px;
    color: white;
    border: solid 1px grey;
    box-sizing: content-box;
}
td:first-child {
    border-left: none;
}
tr:first-child td {
    border-top: none;
}
th {
    vertical-align: bottom;
    border: none;
    background: #444;
}
td {
    white-space: nowrap;
    overflow: auto;
    max-width: 100px;
}