< HTML >
< HEAD >
< TITLE > New Document < /TITLE >
< style type="text/css" >
TABLE { border-collapse: collapse;
border: 5px solid yellow; }
*#col1 { border: 3px solid black; }
TD { border: 1px solid red; padding: 1em; }
TD.solid-blue { border: 5px dashed blue; }
TD.solid-green { border: 5px solid green; }
< /style >
< /HEAD >
< BODY >
< TABLE >
< COL id="col1" >< COL id="col2" >< COL id="col3" >
< TR id="row1" >
< TD > 1
< TD > 2
< TD > 3
< /TR >
< TR id="row2" >
< TD > 4
< TD class="solid-blue" > 5
< TD class="solid-green" > 6
< /TR >
< TR id="row3" >
< TD > 7
< TD > 8
< TD > 9
< /TR >
< TR id="row4" >
< TD > 10
< TD > 11
< TD > 12
< /TR >
< TR id="row5" >
< TD > 13
< TD > 14
< TD > 15
< /TR >
< /TABLE >
< /BODY >
< /HTML >
// Per far funzionare il codice di sopra, dovete eliminare gli spazi nei tag HTML; es.: e non < HTML >