Business Brand: the unique design, sign, symbol, words, or a combination of these, used in creating an image that identifies a product, business or service.
Browser: a free software package that lets you view web pages, graphics, and most online content. It converts the code into readable documents. Commonly they are Firefox, Google Chrome (my preference), Internet Explorer, Microsoft Edge and Safari.
Colors RGB or CYMK: red, green and blue colors are used in electronic displays. Printers print color onto paper using the CMYK color which is cyan, magenta, yellow and black.