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Flexible layouts is the practice of building the layout of a website with a flexible grid, capable of dynamically resizing to any width. Flexible grids are built using relative length units, most commonly:

When creating a responsive design using media queries, it is best to start the stylesheet by creating the styling for a _____________ device.

Flexible layouts do not advocate the use of fixed measurement units, such as pixels or inches, because the viewport height and width continually change from device to device.

What is the correct way to specify the document type in  an HTML5 document.

How do I apply a class named favDog to the words Black Labrador.

Media queries can NOT be used to test for

what element is used to specify different sections of a web page

Responsive web design is:

Character encoding in an HTML5 document is typically