[](https://travis-ci.org/PolymerElements/paper-spinner) _[Demo and API docs](https://elements.polymer-project.org/elements/paper-spinner)_ ##<paper-spinner> Material design: [Progress & activity](https://www.google.com/design/spec/components/progress-activity.html) Element providing a multiple color material design circular spinner. ```html ``` The default spinner cycles between four layers of colors; by default they are blue, red, yellow and green. It can be customized to cycle between four different colors. Use for single color spinners. ### Accessibility Alt attribute should be set to provide adequate context for accessibility. If not provided, it defaults to 'loading'. Empty alt can be provided to mark the element as decorative if alternative content is provided in another form (e.g. a text block following the spinner). ```html ``` ### Styling The following custom properties and mixins are available for styling: | Custom property | Description | Default | | --- | --- | --- | | `--paper-spinner-layer-1-color` | Color of the first spinner rotation | `--google-blue-500` | | `--paper-spinner-layer-2-color` | Color of the second spinner rotation | `--google-red-500` | | `--paper-spinner-layer-3-color` | Color of the third spinner rotation | `--google-yellow-500` | | `--paper-spinner-layer-4-color` | Color of the fourth spinner rotation | `--google-green-500` | | `--paper-spinner-stroke-width` | The width of the spinner stroke | 3px | ##<paper-spinner-lite> Material design: [Progress & activity](https://www.google.com/design/spec/components/progress-activity.html) Element providing a single color material design circular spinner. ```html ``` The default spinner is blue. It can be customized to be a different color. ### Accessibility Alt attribute should be set to provide adequate context for accessibility. If not provided, it defaults to 'loading'. Empty alt can be provided to mark the element as decorative if alternative content is provided in another form (e.g. a text block following the spinner). ```html ``` ### Styling The following custom properties and mixins are available for styling: | Custom property | Description | Default | | --- | --- | --- | | `--paper-spinner-color` | Color of the spinner | `--google-blue-500` | | `--paper-spinner-stroke-width` | The width of the spinner stroke | 3px |