nebula-appbar | Vaadin

An application bar for web applications.

[ This description is mirrored from at on 2019-05-10 ]

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An application bar layout with left, center and right slots.

  • Provides left, center and right slots
  • Left and right slots will fit content
  • Center slot is fluid and will fill remaining space


$ bower install -S arsnebula/nebula-appbar

Getting Started

Import the element:

<link rel="import" href="/bower_components/nebula-appbar-layout/nebula-appbar.html"> 

Add the element markup and provide containers for one or more of the available slots:

  <div slot="left"></div>
  <div slot="center"></div>
  <div slot="right"></div>

Add additional styles targeting each slot using the slot attribute:

[slot=center] {
  text-align: center;

For more information, see the API documentation.


We welcome and appreciate feedback from the community. Here are a few ways that you can show your appreciation for this package:

  • Give us a Star on GitHub from either or directly on GitHub.

  • Submit a feature request, or a defect report on the Issues List.

  • Become a Patreon. It takes a lot of time and effort to develop, document, test and support the elements in our Nebula Essentials collection. Your financial contribution will help ensure that our entire collection continues to grow and improve.

If you are a developer, and are interested in making a code contribution, consider opening an issue first to describe the change, and discuss with the core repository maintainers. Once you are ready, prepare a pull request:

  1. Fork it!
  2. Create your feature branch: git checkout -b my-new-feature
  3. Commit your changes: git commit -am 'Add some feature'
  4. Push to the branch: git push origin my-new-feature
  5. Submit a pull request :D

Change Log





Link to this version
ImportedReleased 23 May 2017ISC License
Framework Support
Polymer 2.0+
Also supported:
Polymer 1 (2.0.0)
Browser Compatibility
Install with
bower install --save arsnebula/nebula-appbar"#2.0.1"
Run the above Bower command in your project folder. If you have any issues installing, please contact the author.
Release notes - Version 2.0.1


  • polymer#Polymer/polymer#^2.0.0