--- layout: page title: Layout --- > ##### Tip! > The [starter page](https://adminlte.io/themes/v3/starter.html) is a good place to start building your app if you'd like to start from scratch. {: .quote-info .mt-0} The layout consists of four major parts: - Wrapper `.wrapper`. A div that wraps the whole site. - Main Header `.main-header`. Contains the logo and navbar. - Main Sidebar `.main-sidebar`. Contains the sidebar user panel, search form and menu. - Content `.content-wrapper`. Contains the page header and content. #### Layout Options {: .mt-4} > ##### Note! > You cannot use both layout-boxed and layout-navbar-fixed or layout-footer-fixed at the same time. Anything else can be mixed together. {: .quote-danger} AdminLTE 3.2 provides a set of options to apply to your main layout. Each one of these classes can be added to the body tag to get the desired goal. - Fixed Sidebar: use the class `.layout-fixed` to get a fixed sidebar. - Fixed Navbar: use the class `.layout-navbar-fixed` to get a fixed navbar. - Fixed Footer: use the class `.layout-footer-fixed` to get a fixed footer. - Collapsed Sidebar: use the class `.sidebar-collapse` to have a collapsed sidebar upon loading. - Boxed Layout: use the class `.layout-boxed` to get a boxed layout that stretches only to 1250px. - Top Navigation: use the class `.layout-top-nav` to remove the sidebar and have your links at the top navbar. ##### Responsive Variations You can also use the following classes for responsive changes with placing - Fixed Navbar: - use the class `.layout-*-navbar-fixed` to get a fixed navbar. - use the class `.layout-*-navbar-not-fixed` to get a not fixed navbar. - Fixed Footer: - use the class `.layout-*-footer-fixed` to get a fixed footer. - use the class `.layout-*-footer-not-fixed` to get a not fixed footer. > ##### Tip! > If you want to use anchors with a fixed navbar, you need to add `.anchor` to you hidden anchor, e.g. ``. > > To get a smooth scrolling to the anchor you need to add `.scroll-smooth` to your HTML tag like this `` otherwise it jumps directly to your anchor, `.scroll-smooth` can cause issues with a Chrome extension called ScrollAnywhere. {: .quote-info} #### Preloader Preloader to avoid [https://github.com/ColorlibHQ/AdminLTE/discussions/3319](https://github.com/ColorlibHQ/AdminLTE/discussions/3319) ```html