td.border_0 {
  text-align:center; 
  text-decoration: none;}

td.border_1 {
  border: 2px solid red;
  text-align:center; }

td.border_2 {
  border: 2px solid blue;
  text-align:center; }

td.border_3 {
  border: 2px solid green;
  text-align:center; }