[css-ui-4] Bikeshed fixes

Author: frivoal

css-ui-4/Overview.bs

@@ -98,7 +98,7 @@ Abstract: This is a delta specification over CSS-UI Level 3.
 <pre class='propdef'>
 Name: caret-blink-time
 Value: auto | <<time>>{1,2}
-initial: auto
+Initial: auto
 Applies to: elements that accept input
 Inherited: yes
 Percentages: N/A
@@ -206,7 +206,7 @@ textarea {
 <pre class='propdef'>
 Name: caret-shape
 Value: ''auto'' | ''bar'' | ''block'' | ''underscore''
-initial: auto
+Initial: auto
 Applies to: elements that accept input
 Inherited: yes
 Percentages: N/A
@@ -334,7 +334,7 @@ The stacking position of the caret is left undefined, within the following const
 <pre class='propdef'>
 Name: caret
 Value: <<'caret-color'>> || <<'caret-blink-time'>> || <<'caret-shape'>>
-initial: auto
+Initial: auto
 Applies to: elements that accept input
 Inherited: yes
 Percentages: N/A