table {
  border-style:none;
}
table.box {
  border:2px solid #0000FF;
  width:100%;
  border-spacing:0px;
}
table.box td, table.box th {
  text-align:center;
  padding:3px;
}
table.box th {
  background-color:#0000FF;
  color:#FFFFFF;
}