And just like that, you've stepped into the world of interactive web design. Remember, a website can start simple, but with a bit of JavaScript, you can elevate it to a whole new level of engagement. Trust me, the first time I added an interactive element to my site, it felt like unlocking a new achievement in web design. All web pages are built on a foundation of HTML. The structure of a page is defined by HTML, while the style is defined by CSS. HTML and CSS are the foundations of everything you’ll need to create your first website! To use the simple lightbox plugin, you have to download it from their website. All we need is the minified CSS and JavaScript file. So, we found out that HTML, CSS, and JavaScript make up the entire frontend of a website. What if digital marketing company for real estate you want to connect a database to your website that your visitors can access?