This depends also on your default table styles
div.tx-pdflist-pi1 table {
margin-top: 2em;
margin-bottom: 2em;
font-size: 12px;
width: 100%;
}
div.tx-pdflist-pi1 table {
border: 1px solid #00335A;
}
div.tx-pdflist-pi1 table td, div.tx-pdflist-pi1 table th {
border: 1px solid #00335A;
padding: 2px;
}
div.tx-pdflist-pi1 table th {
background-color: #DAD3BB
}
td.pdflist-catview-shortform {
width: 5em;
}
td.pdflist-catview-filetitle {
width: 35em;
}
td.pdflist-catview-revisiondate {
width: 9em;
}