In computing, specifically in web development, layout tables refer to the use of HTML tables to structure and arrange the visual layout of a web page. Before the widespread adoption of modern CSS (Cascading Style Sheets) for web layout design, tables were commonly used to control the positioning and alignment of elements on a webpage.
Layout tables involved creating tables with rows and columns and using them to position various parts of a webpage, such as text, images, and other content, in specific locations. Web developers would design the layout by nesting tables within tables, merging cells, and utilizing spacer images to create the desired visual structure.
With the evolution of web standards and the introduction of CSS, using tables for layout has been largely discouraged. Modern web design practices advocate using CSS for layout purposes, separating content from presentation. CSS provides more flexibility, cleaner code, improved accessibility, and better responsiveness across different devices without compromising on the structure and semantics of the content.