diff --git a/css-rhythm-1/Overview.bs b/css-rhythm-1/Overview.bs
index 6c7eb4142d3..e75cb180ffc 100644
--- a/css-rhythm-1/Overview.bs
+++ b/css-rhythm-1/Overview.bs
@@ -50,11 +50,11 @@ Introduction {#intro}
lines of text in different fonts can create consistent visuals
to help readability.
-
+
+ Vertical rhythm kept through pictures and different size of text in a multi-column document.
+
East Asian Casual Vertical Rhythms {#eastasia}
----------------------------------------------
@@ -134,21 +134,21 @@ Adjusting Block-level Box Heights {#block-height}
This allows content before and after the interruption
to maintain a continuous rhythm.
-
+
+
-
+
+
While consistent use of the block step properties
can produce the strictly gridded layout needed
@@ -396,18 +396,18 @@ by making heights of all lines an integer multiple of the step unit.
This inline-level box does not affect alignment points of the 'vertical-align' property,
except values that align relative to the line box.
-
+
+ Rounding up the computed line box height.
+
Should this be animatable?
There doesn't seem to be use cases but needed for consistency?
-
-
-
+
In the following example,
the height of line box in each paragraph is rounded up to the step unit.