.table_box {
  font-size:1rem;
  line-height:1.5rem;
  border:1px solid #000000;
}
.table_box div {
  border:1px solid #CCCCCC;
  padding:0.2rem 0.2rem;
}
div.head {
  text-align:center;
  background-color:#b3b3b3;
}