Core Concept of CSS

Use CSS sparingly to control a few page elements, and you’d be right to call it a simple methodology. Start pushing the envelope and begin working across multiple style sheets with all sorts of conflicting selectors.

CSS cascades, it inherits, it can be grouped and contextualized. As if that were not enough, there are numerous units of measurement to be considered before diving in, each relevant to a particular scenario. we are not trying to alarm you here, but we suggesting that a basic knowledge of these quirky goings on can give you a much greater awareness of what is possible with CSS.

ID vs Class Using the Cascade Grouping Inheritance Contextual Selectors CSS Measurements