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12 de jul. de 2010 · A CSS selector can contain more than one simple selector. Between the simple selectors, we can include a combinator. There are four different combinators in CSS3: descendant selector (space) child selector (>) adjacent sibling selector (+) general sibling selector (~) Note: < is not valid in CSS selectors. For example:
2 de mar. de 2009 · Learn more about CSS selectors. See Selectutorial for more great primers on CSS selectors - they are incredibly powerful, and if your conception is simply that "# is used for DIVs" you'd do well to read up on exactly how to use CSS more effectively.
28 de may. de 2021 · The CSS that you referenced is very useful to a web-designer for debugging page layout problems. I often drop it into the page temporarily so I can see the size of all the page elements and track down, for example, the one that has too much padding which is nudging other elements out of place.
These are all known in CSS as at-rules. They're special instructions for the browser, not directly related to styling of (X)HTML/XML elements in Web documents using rules and properties, although they do play important roles in controlling how styles are applied.
I have a solution for those of you that just want a simple "onclick" effect with pure CSS without a bunch of extra elements. We will simply use CSS transitions. You could probably do similar with animations. The trick is to change the delay for the transition so that it will last when the user clicks.
9 de may. de 2010 · Very old question I know, but since this is what came up on the top of my search results, I'll go ahead and answer it with modern day CSS. Since 2021, all browsers are compatible with the :is and :where pseudo-classes. :where has 0 specificity, and :is takes on the specificity of its most specific argument. 1
Alinear como responsive contenedores en forma de tarjeta HTML y CSS. 1 ¿Cómo modificar un svg con css? 2.
15 de jul. de 2009 · Sure,this is only practical with a limited set of items, like categories or states, and not unlimited sets like e-shop goods, otherwise the generated CSS would be too big. But it is especially convenient when generating static offline documents. One more trick to do "conditions" with CSS in combination with the generating platform is this:
25 de mar. de 2014 · I need simulate an A4 paper in web and allow to print this page as it is show on browser (Chrome, specifically). I set the element size to 21cm x 29.7cm, but when I send to print (or print preview)...
But while this is good to know, this really depends more on the context of your content. In your example, you would not want to use CSS to force a line break. The <br /> is appropriate because semantically the p tag is the the most appropriate for the text you are displaying. More markup just to hang CSS off it is unnecessary.
