diff --git a/CHANGELOG.md b/CHANGELOG.md
index f2b2337..7755033 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## [unreleased] - YYYY-MM-DD
+### Changed
+- Enhanced integration with Angular CSS classes handling (See https://github.com/plotly/angular-plotly.js/pull/147)
+- Allow user content inside plotly plot *div* element (See https://github.com/plotly/angular-plotly.js/pull/147)
 
 ## [3.0.0] - 2020-08-27
 ### Changed
@@ -12,4 +16,4 @@
 ### Changed
 - Upgraded to angular 9.0 (See https://github.com/plotly/angular-plotly.js/issues/101)
 - Adding `@angular/core^9.0.0` as a peer dependency
-- Adding `treemapclick` and `sunburstclick` events (See https://github.com/plotly/angular-plotly.js/issues/105)
\ No newline at end of file
+- Adding `treemapclick` and `sunburstclick` events (See https://github.com/plotly/angular-plotly.js/issues/105)
diff --git a/README.md b/README.md
index 7a4e1ae..6122dad 100644
--- a/README.md
+++ b/README.md
@@ -171,6 +171,16 @@ Event handlers for specific [`plotly.js` events](https://plot.ly/javascript/plot
 | `(treemapclick)`          | `Function` | `plotly_treemapclick`          |     |
 | `(sunburstclick)`         | `Function` | `plotly_sunburstclick`         |     |
 
+### Customizing \<plotly-plot\> component
+
+*\<plotly-plot\>* component supports injection of user-defined contents:
+```html
+<plotly-plot>
+    user-defined Angular template
+</plotly-plot>
+```
+will put the user template into the root *\<div\>* of the resulting *plotly.js* plot,
+in front of any plotly-generated elements. This could be useful for implementing plot overlays.
 
 ## Customizing the `plotly.js` bundle