Subtracting one shape from another with Adobe Illustrator is a matter of clicking a button: the “subtract from shape area” button in the pathfinder palette. This simple button holds vast power, as do all the buttons in the pathfinder tool.
To make our subtraction, we’d follow these simple steps:
Draw 1st shape
I’ve drawn a simple red circle as an example.
Draw 2nd shape
I’ve added an icon of a high heel as my second shape. Don’t ask why I picked the heel.
Click the Subtract from Shape Area Button in the Pathfinder Palette
With both shapes selected, click the Subtract from Shape Area Button in the Pathfinder Palette. Bam! Easy Breezy. The results for my high heel icon example are at the top of this article.
Photoshop adjustment layers are much like any other Photoshop layer. They sit somewhere above or below the other layers in your layer stack and can be used with effects, masks, and filters. An adjustment layer will affect all layers below it. So, for example, if we applied an orange solid color adjustment layer to our layer stack, then all layers below it would have an orange-ness to them.
) or via the Photoshop menu (Layer > New Adjustment Layer…).
The HTML5 Boilerplate stylesheet comes packaged with a series of medie queries devised to prepare your site for mobile devices. That said, to truly make your site mobile-ready, you probably want to consider using