.board-table .highlight{width: 12px; height: 20px; display: block; border-bottom: 3px solid #18b0e2; border-right: 3px solid #18b0e2; transform: rotate(45deg); margin: auto;}
.board-table .underline{width: 20px; height: 3px; display: block; background-color: #ddd; margin: auto;}