Function removeItems

test/modify-items.js:19–31

(numItems = 10)

}

function removeItems(numItems = 10) {
  const container = document.querySelector(".container");
  const items = container.children;
  const lastIndex = items.length - 1;
  let stopIndex = lastIndex - numItems;

  if (stopIndex < 0) stopIndex = 0;

  for (let i = lastIndex; i > stopIndex; i--){
    items[i].remove();
  }
  magicGrid.positionItems();
}