Show width on page resize

resize-width.js

window.addEventListener("resize", () => {
  try {
    let el = document.querySelector("#wsize");

    if (!el) {
      let body = document.querySelector("body");
      let created = document.createElement("div");
      created.setAttribute("ID", "wsize");
      created.style = `z-index: 101; color: #000; position: fixed; top: 10px; right: 20px; font-size: 3em; font-weight: bold;`;
      created.innerText = window.innerWidth;

      body.appendChild(created)
    } else {
      el.innerText = window.innerWidth;
    }
  } catch (_) {}
})