<prompt> Kuzalisha css tamko kwa katikati ya kipengele kwenye ukurasa.  <response>: Here is the CSS declaration that you can use to center an element horizontally and vertically on a page:css.centered-element position: absolute; top: 50; left: 50; transform: translate-50, -50;To apply this style, simply add the centered-element class to the element you want to center. 