var contextMenu = document.querySelector(".wrapperfortheclick");
window.addEventListener("contextmenu", e => {
    e.preventDefault();
    let x = e.offsetX, y = e.offsetY,
        winWidth = document.body.scrollWidth,
        winHeight = document.body.scrollHeight,
        cmWidth = contextMenu.offsetWidth,
        cmHeight = contextMenu.offsetHeight;
    x = x > winWidth - cmWidth ? winWidth - cmWidth : x;
    y = y > winHeight - cmHeight ? winHeight - cmHeight : y;
    contextMenu.style.left = `${x}px`;
    contextMenu.style.top = `${y}px`;
    contextMenu.style.visibility = "visible";
});
document.addEventListener("click", () => contextMenu.style.visibility = "hidden");