Enhance your app’s UI with a Custom Sliver AppBar that seamlessly adapts to scrolling. Elements like text smoothly shift to the top, creating a polished and dynamic user experience. Perfect for modern, interactive app designs! 🚀 Keywords: Sliver AppBar, Sliver, AppBar, Custom AppBar, Flutter Sliver, Collapsing AppBar, Scrolling AppBar, Animated AppBar, Flutter UI, Scrollable header, Expandable AppBar, Flutter widgets, AppBar animation, Dynamic AppBar, Collapsible toolbar, Flexible AppBar, Responsive AppBar, Responsive, Scrolling header, Material Design, custom widget, header, navbar, custom navbar, top bar, topbar, top navigation bar, navigation, SliverAppBar, Scrolling UI, animation, webnum, webnum studio