doc: align documents link

Updates #33738

Change-Id: If0856d7c57ecfde08341c1aecb5e92361fd64f2b
Reviewed-on: https://go-review.googlesource.com/c/go/+/191217Reviewed-by: Andrew Bonventre <andybons@golang.org>
Run-TryBot: Andrew Bonventre <andybons@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

doc/go1.10.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.10</h2>

doc/go1.11.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-  ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.11</h2>

doc/go1.12.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-  ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.12</h2>

doc/go1.13.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-  ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">DRAFT RELEASE NOTES - Introduction to Go 1.13</h2>

doc/go1.6.html

@@ -10,7 +10,7 @@ Edit .,s;^([a-z][A-Za-z0-9_/]+)\.([A-Z][A-Za-z0-9_]+\.)?([A-Z][A-Za-z0-9_]+)([ .
 -->
 
 <style>
-ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.6</h2>

doc/go1.7.html

@@ -22,7 +22,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.7</h2>

doc/go1.8.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.8</h2>

doc/go1.9.html

@@ -12,7 +12,7 @@ Do not send CLs removing the interior tags from such phrases.
 -->
 
 <style>
-ul li { margin: 0.5em 0; }
+  main ul li { margin: 0.5em 0; }
 </style>
 
 <h2 id="introduction">Introduction to Go 1.9</h2>