[chore] Update transitions.md (reactjs#635)

Widen · Apr 2, 2018 · d6f3463 · d6f3463
1 parent fa87046
commit d6f3463
Showing 1 changed file with 7 additions and 7 deletions.
diff --git a/docs/styles/transitions.md b/docs/styles/transitions.md
@@ -6,17 +6,17 @@ your project's styles, you can make the modal content fade in when it is opened
 and fade out when it is closed:
 
 ```css
-.ReactModal__Content {
-  opacity: 0;
+.ReactModal__Overlay {
+    opacity: 0;
+    transition: opacity 2000ms ease-in-out;
 }
 
-.ReactModal__Content--after-open {
-  opacity: 1;
-  transition: opacity 150ms;
+.ReactModal__Overlay--after-open{
+    opacity: 1;
 }
 
-.ReactModal__Content--before-close {
-  opacity: 0;
+.ReactModal__Overlay--before-close{
+    opacity: 0;
 }
 ```