.ui {
  display: flex;
  width: 100%;
  max-width: 320px;
  justify-content: space-between;
  margin: auto;
}

.board {
  display: flex;
  flex-wrap: wrap;
  border: solid gray 1px;
  width: 202px;
  height: 300px;
  padding: 2px;

}

.board > div {
  flex: 1 0 21%;
  margin: 2px;
  height: 45px;
  border: 1px solid #ccc;
  cursor: pointer;
}

.board > div.active {
  height: 43px;
  border: 2px solid #000;
}

.board > div > img {
  width: 100%;
  height: 100%;
}


.selection {
  flex: none;
  width: 99px;
  padding-top: 10px;
}

.selection > .items {
  flex-wrap: wrap;
  display: none;
}

.selection > .items.active  {
  display: flex;
}

.selection > .items > div {
  flex: none;
  width: 45px;
  margin-left: 2px;
  margin-bottom: 2px;
  height: 45px;
  cursor: pointer;
}

.selection > .items > div > img {
  width: 100%;
  height: 100%;
}