Clicking at coordinates without identifying element

Question

As part of my Selenium test for a login function, I would like to click a button by identifying its coordinates and instructing Selenium to click at those coordinates. This

Answer 1

    WebElement button = driver.findElement(By.xpath("//button[@type='submit']"));
    int height = button.getSize().getHeight();
    int width = button.getSize().getWidth();
    Actions act = new Actions(driver);
    act.moveToElement(button).moveByOffset((width/2)+2,(height/2)+2).click();