Bring in the latest McDonald’s mystery: Why do some of its cup lids have rectangular buttons? I mean, the cup lids already have circular buttons. Is there a reason some McDonald’s cup lids ...

Each button has a label: “diet,” “cola,” “RB” for root beer, and “other.” But the function of the smaller rectangle buttons next to the circular ones wasn’t as obvious ...

A recent tweet from the account @todayyearsoldig offered a look into the true purpose of the lid's rectangular buttons. Essentially, the rectangular buttons serve as a sort of reset. If a McDonald ...

However, true fast food fans will also notice the rectangular buttons on the plastic lid. In the viral video, which has more than two million views, a person shocked McDonald’s fans when they ...

The Download Squad blog, picking up on a tip from a NeoWin forum thread, offers a quick tutorial in tweaking the CSS file so that your big button changes color, goes transparent, or even moves ...