.multi-table {
  width: 100vw;
  max-width: 50vh;
  height: 50vh;
  font-size: 1rem;
  display: flex;
  flex-direction: column;
}

.multi-table [data-row],
.multi-table .columns-header {
  flex: 1;
  display: flex;

  border: 1px solid black;
  border-top: 0;
  border-left: 0;
  border-right: 0;
}

.multi-table [data-column],
.multi-table .cell-header {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid black;
  border-top: 0;
  border-bottom: 0;
  border-left: 0;

  transition: background-color 0.3s;
}

.multi-table [data-column]:last-child,
.multi-table .cell-header:last-child {
  border-right: 0;
}

.multi-table [data-column]:hover {
  cursor: pointer;
  background-color: #e2e2a6;
}

/* Selected elements */
.header-column-selected {
  background-color: #ffeb00;
}

.header-row-selected {
  background-color: #ffeb00;
}

.cell-selected {
  background-color: #e2e269;
}

/* Fill cells */
.multi-table .cell-fill {
  background-color: #0084ff;
}

/* Hide cell values */
.multi-table.hidden-values [data-column] {
  color: transparent;
}

/* Main cross */
.multi-table [data-row="4"] {
  border-bottom: 3px solid black;
}

.multi-table [data-column="4"],
.multi-table [data-hcolumn="4"] {
  border-right: 3px solid black;
}

.multi-table .columns-header {
  border-bottom: 3px solid black;
}

.multi-table .columns-header > div:first-child {
  border-right: 3px solid black;
}

.multi-table [data-hrow] {
  border-right: 3px solid black;
}