::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.
In 2014, the makers of the ACT rolled out a new pre-ACT test: the ACT Aspire. Unlike the ACT Plan, which was given just to tenth graders, the ACT Aspire is meant to be given to 3rd through 11th graders, with the goal of testing Common Core standards as well as ACT readiness.