Why CSS3 Animation is not working?

You are calling fadein animation in your code but you haven’t defined it anywhere. CSS3 animations are defined with @keyframes rule. More Information about CSS3 animations is Here. Add following css: Show code snippet

use multiple css filters at the same time?

Because it’s one property named filter, every time you want to add a style to it you override it. CSS version 1 Fortunately you can add multiple styles in some properties like background-image and filter! To get this working you’ll have to put all the filter styles in one space separated filter property. CSS version … Read more

Text wrapping around a div

You just need to work with float property. HTML: CSS: Play with this on jsFiddle. Update With pure CSS, the most that you will get is manually spacing the sides of image with absolute positioning. The HTML: The CSS: Play with this on jsFiddle. More information You can find more information in this topic, on … Read more

Is there a “previous sibling” selector?

No, there is no “previous sibling” selector. On a related note, ~ is for general successor sibling (meaning the element comes after this one, but not necessarily immediately after) and is a CSS3 selector. + is for next sibling and is CSS2.1. See Adjacent sibling combinator from Selectors Level 3 and 5.7 Adjacent sibling selectors … Read more

SVG drop shadow using css3

Here’s an example of applying dropshadow to some svg using the ‘filter’ property. If you want to control the opacity of the dropshadow have a look at this example. The slope attribute controls how much opacity to give to the dropshadow. Relevant bits from the example: Box-shadow is defined to work on CSS boxes (read: … Read more