While the example discussed here is simple, join tables are incredibly powerful and useful no matter how complex your app is. When we use join tables, we allow for greater flexibility, data integrity, and scalability to our data base.
For apps that are built for internal business solutions, side navigation offers some advantages in regards to fast navigation between pages and a cleaner overview of main pages and sub-pages by positioning them out of the main application area.
The first method uses external libraries to load and display pre-written code. The second method is to write our own custom CSS animations using @keyframes rules and defining custom CSS classes.