source/css/tables.css

table.confluenceTable {
    margin: 5px;
    border-collapse: collapse;
}

td.confluenceTd, table.confluenceTable td.confluenceTd {
    border-width: 1px;
    border-style: solid;
    border-color: #ddd;
    padding: 5px;
    vertical-align: top;
    min-width: 0.6em;
}

th.confluenceTh, table.confluenceTable th.confluenceTh {
    border-width: 1px;
    border-style: solid;
    border-color: #ddd;
    padding: 5px;
    background-color: #f0f0f0;
    text-align: left;
    vertical-align: top;
    min-width: 0.6em;
}