html, body, table, tr {
  width: 100%;
  margin: 0;
  padding: 0;
}
td {
  width: 100%;
  height: 100vh;
  padding: 20px;
  vertical-align: top;
}
textarea {
  width: 50%;
  height: 50%;
  padding: 20px;
  vertical-align: top;
}


.col1 {
    border-right: 1px black solid;

}