Learn To create Triangles or 'arrows' to style divs with pure CSS:

So here, I present my fisrt tut for beginners, that is; CSS3 Triangles. Use it as you want; As arrow likes for divs, Back to top links(with triangle facing top), etc.
For example I present:

So what here I did is made a circle with cool styles and 50% border-radius and made an arrow pointing towards the bottom, rotated it using the CSS3 properties, applied relative positioning, and HOOF AND POOF! What do we get here? If any question, ask me. Either mail me at Chauhanssaksham@yahoo.com or Comment Below or at Home (Lol Site home not your home) or at the tutorial given here. Thanks!