Скачать или смотреть How to Change Your Bootstrap 4 Navigation Bar Color on Scroll

Discover how to effectively change the color of your Bootstrap 4 navigation bar when scrolling through different sections of your website using jQuery.
---
This video is based on the question https://stackoverflow.com/q/65774504/ asked by the user 'Keval' ( https://stackoverflow.com/u/15003379/ ) and on the answer https://stackoverflow.com/a/65774867/ provided by the user 'Minal Chauhan' ( https://stackoverflow.com/u/6364190/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Make Bootstrap4 Navigation bar change colour when scroll on different div of the website

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Changing Your Bootstrap 4 Navigation Bar Color on Scroll

When building a beautiful and interactive personal portfolio website, enhancing user experience is essential. One way to achieve this is by changing the navigation bar color dynamically as the user scrolls through different sections of the website. This not only improves visibility but also adds a stylish touch to your site. In this guide, we will discuss how to implement this feature using Bootstrap 4, jQuery, and some simple CSS.

Understanding the Problem

You may have a navigation bar that is set with a dark background using the Bootstrap class bg-dark. However, you want the navigation bar to change colors as you scroll through various sections of your site. You've attempted to use jQuery's offset and scrollTop functions, but you encountered some issues getting this to work effectively. In this post, we'll walk through the solution step-by-step.

The Solution

To create a functional and aesthetically pleasing scrolling navigation bar, follow these steps:

Step 1: Set Up the Basic HTML Structure

Before changing the navbar color, ensure you have a well-structured HTML basic layout with the necessary Bootstrap components. Here’s a simplified version of what your HTML might look like:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Modify the Scroll Logic with jQuery

To dynamically change the background color of the navbar during scrolling, add the following jQuery code. This code assigns color changes based on the section that is currently in view:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Styling Your Sections

Make sure your sections have sufficient height and padding to allow for effective scrolling. Here’s a quick example:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By following the steps outlined in this blog, you can successfully change the color of your Bootstrap 4 navigation bar based on the section of the website that the user is viewing. This method enhances your website’s aesthetic and makes navigation clearer for users. Whether you're building a personal portfolio or any other web project, this feature can greatly improve user experience and engagement.

If you have any questions or need further assistance, feel free to ask in the comments below!