table.nim {
border-collapse: collapse;
cell-spacing: 0;
margin: 0em 0 1em 0;
}
td.nimcell {
width: 32px;
height: 30px;
}

td.nimcell img {
cursor: crosshair;
}

th.rowlabel {
border-right: solid 1px #888;
}

th.collabel {
border-top: solid 1px #888;
}