Fix for overlapping of cursor with page number in page selector.

chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css

Index: chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css
diff --git a/chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css b/chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css
index 051d257b91645b7b46a0c1fc4fca34ad794ec77b..d20a178ebe2d04f5a1f5d3a21600e706fa972a24 100644
--- a/chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css
+++ b/chrome/browser/resources/pdf/elements/viewer-page-selector/viewer-page-selector.css
@@ -4,7 +4,7 @@
 
 :host {
   color: #fff;
-  font-size: 88.8%;
+  font-size: 81.25%;

[tsergeant, 2016/01/08 03:35:29]

This is a good workaround. The only problem is that it makes the input box
slightly smaller, which means large numbers can be cut off.

How about you make it slightly larger instead? (Say, 94.4%, which corresponds to
17px).

 }
 
 :host ::selection {
@@ -48,5 +48,5 @@
 
 #slash,
 #pagelength {
-  font-size: 81.25%;
+  font-size: 88.8%;
 }