If so, is there a difference between the second approach and adding style=width:100px;align:left?

Style vs class in css. And class attribute is used with html elements, and can't be used directly with jsf components. Web cascading style sheets (css) is used to format the layout of a webpage. 2 puttin style parameters is never a good idea (except maybe if you are using java and put a style=display:none).

Web in this case there are not two classes in the html element. The reason is because css files get cached by the browser allowing the page to load faster. The attribute styleclass in jsf is equivalent to attribute class in html.

This attribute holds the css class name which is defined in the external style sheet. If you want to use a class, use a full stop (.). Web i am wondering what is the difference between two following:

Web 9 answers sorted by: Id css properties will override class properties by default, ignoring the css flow. To select elements with a specific class, write a period (.) character, followed by the name of the class.

For example, in this demo: Just use classes for styling, or your css will be a mess of !important declarations. We can divide css selectors into five categories:

With css, you can control the color, font, the size of text, the spacing between elements, how elements are positioned and laid out, what background images or background colors are to be used, different displays for different devices and screen sizes, and much more! Web css selectors are used to find (or select) the html elements you want to style. The.class selector selects elements with a specific class attribute.