Update docs page container layout

- Update max-width to use 72 character length
- Remove center align of default content and page-nav
- Decrease padding

Signed-off-by: Derick Montague <derick.montague@ibm.com>
Change-Id: Iafff0bc2bd0a64e2959997854e1acfb8804578d3
diff --git a/docs/.vuepress/styles/palette.styl b/docs/.vuepress/styles/palette.styl
index fc4f27e..d8b99f6 100644
--- a/docs/.vuepress/styles/palette.styl
+++ b/docs/.vuepress/styles/palette.styl
@@ -14,4 +14,11 @@
   border-left transparent
   text-align left
 td
-  border none
\ No newline at end of file
+  border none
+
+// Change content to be left aligned
+.theme-default-content:not(.custom),
+.page-nav
+  max-width 72ch
+  margin 0
+  padding 2rem