What is meant by "layout template" in Liferay?

In Liferay, a "layout template" refers to a structure that defines how pages are arranged. Layout templates determine the overall format and organization of individual pages within a Liferay site, including the placement of content, portlets, and other elements. They play a crucial role in ensuring a consistent look and feel across different pages by providing predefined layouts that designers can use.

By using layout templates, developers and content managers can efficiently manage the arrangement of content without needing to manually place each element. This increases productivity and enables a responsive design approach, where the layout can adapt to different screen sizes and devices.

The other options do not accurately describe what a layout template is. A library of CSS styles pertains to styling rather than layout structure. A type of portlet refers to a component that can be added to a page but does not define the layout itself. A configuration file for themes deals with theming aspects, not the layout arrangement of pages. This makes choice A the most accurate definition of a layout template in Liferay.