body {
  margin: 0;
}

h1 {
  text-align: center;
}

table {
  border-collapse: collapse;
}

td.smBox {
  width: 50px;
  height: 51px;
  padding: 0;
  border: 1px solid black;
}

td.leftInput {
  width: 150px;
  border: 0;
  border-bottom: 1px solid black;
  overflow: hidden;
}

td.bottomCat {
  border-bottom: 5px solid black;
}

td.rightCat {
  border-right: 5px solid black;
}

td.topRow {
  height: 150px;
  width: 50px;
  overflow: hidden;
  position: relative;
}

td.blank {
  border: none;
}

input.vertbox {
  position: absolute;
  top: 150px;
  left: 0;
  height: 50px;
  transform-origin: 0 0;
  transform: rotate(-90deg);
  -webkit-transform: rotate(-90deg);
  -moz-transform: rotate(-90deg);
  -ms-transform: rotate(-90deg);
  -o-transform: rotate(-90deg);
}

input.horzBox {
  width: 150px;
  height: 50px;
  text-align: right;
}