Create a consistent UI with layouts

- [Instructor] Many websites that you're familiar with … have content that displays on every page, … like the header and footer. … ASP.NET webpages offers a feature called Layout pages … where you can place common content … that's shared across the site. … Let's take a look at the Layout file that was generated … when we created our razor website. … Open the underscore Site Layout file … at the root of the application. … In the head element we're including third party … script libraries like jQuery … so we don't have to include them in individual pages. … Scrolling down, here's the header element … where we can display things like the logo for the site. … There's also a razor code block on line 22 … with conditional logic to check … if the user is authenticated … and based on that, display different menu items. … Let's inspect the code starting at line 47. … This is where ASP.NET will insert content blocks … into the Layout page. … The Render Section Method is how you render … a named section that's defined in a content page. …