An imaginary line on which most letters "sit". As such, it equals the height of an em square. The expected result of a baseline is to reference the height with which text is aligned. The alignment ranges from ascenders, which are the upper strokes in b, d, and h, down to descenders like j or y.
A way of expressing colours on digital media. To specify a hex code, you need to consider the three primary colours: red, green and blue. The hex code is always six characters long and looks like this: #RRGGBB and their values range from 00 to FF.
A pixel, or a picture element, is the smallest addressable element in a display device.
A well-known cognitive psychologist's principle that says that the time it takes to make a decision varies logarithmically according to the number of choices. As more options are presented, more decision time is required due to the mental work of comparing and contrasting each potential option.
The process of applying a thin layer of foil to paper coated with adhesive on one side.
A basic design tool that helps designers create and communicate ideas.
A small picture or design that represents an idea, function, or some other type of visual concept. For example, in computer graphics and web development, an icon is a pictorial representation of a program or file type.
A greater typographic weight than the standard typeface, often used to highlight text that the writer wants to emphasise or denote sections, headlines or quotes in printed material.
Bold type is a little heavier than the average type because of its higher contrast, making it more readable. The opposite of bold type is light type, also known as regular or book.
A selector that can be applied to any HTML element. Classes should be used when designing for multiple instances. For example, if you want all <h1> tags in the website to look blue, then you could use the class="blue-text" attribute.
The last line of a paragraph following the rest, or a single line in a paragraph that is out of place with the rest.
A well-known UI element in computer applications. It's an expandable menu of context-specific commands typically launched from the application's main menu.