::placeholder. The ::placeholder pseudo element (or a pseudo class, in some cases, depending on the browser implementation) allows you to style the placeholder text of a form element. As in, the text set with the placeholder attribute: <input type=email placeholder=jane@firefly.com>.
Australian Capital Territories. As of 1996 A.C.T. changed it's name to ACT. It no longer stands for American College Testing since they do so many other things besides just the testing.
The ACT exam is a standardized exam used for college admissions in the United States. The American College Testing Program created the ACT and first administered it as a competitor to the SAT test in the fall of 1959. Understanding Composite ACT Scores and how they are calculated can help you get into college.