Colors in CSS
in css, colors are indicated by predefined color names or values for rgb, hex, hsl, rgba and hsla.
Tags : css3 online
Margin - The margin in CSS
the margin feature in css is used to create spaces around the element, outside the borders. these properties will set the edge of each element (top, bottom, left, right).
How to insert CSS to create styles for HTML pages
when the browser reads the format file (stylesheet), it will format the html text according to the information in that format file.