table.lastlogins tbody tr:hover {
 background: light-dark(#eee, #333);
}
table.lastlogins thead {
 background: light-dark(#ddd, #222);
}
table.lastlogins th.sel,
table.lastlogins td.sel {
user-select: all;

}
table.lastlogins td.source {
text-transform: uppercase;
}
.button-lastlogin {
 content: 'Historia'
}