const header = document.getElementsByClassName("right-tab-header")[0];

const cultureBtn = document.createElement("button");
const cultureText = document.createTextNode("Spend culture");
cultureBtn.onclick = () => {
  ["parchment", "manuscript", "compedium"].forEach(res => gamePage.craftAll(res));
};
cultureBtn.appendChild(cultureText);

const matsBtn = document.createElement("button");
const matsText = document.createTextNode("Make stuff");
matsBtn.onclick = () => {
  ["steel", "plate", "slab", "beam"].forEach(res => gamePage.craftAll(res));
};
matsBtn.appendChild(matsText);

header.appendChild(cultureBtn);
header.appendChild(matsBtn);