DOMUI: Fix an issue where the sample font text would display outside its

chrome/browser/resources/options/font_settings.css

Index: chrome/browser/resources/options/font_settings.css
diff --git a/chrome/browser/resources/options/font_settings.css b/chrome/browser/resources/options/font_settings.css
index 4e1a81fe9f1959c7420e4c59eb8f62185bc077df..47e816fd4348b98d9a5099859efe1ebc06147fc4 100644
--- a/chrome/browser/resources/options/font_settings.css
+++ b/chrome/browser/resources/options/font_settings.css
@@ -1,5 +1,5 @@
 #font-settings > section > .font-input-div {
-  -webkit-margin-end: 5em;
+  -webkit-margin-end: 4em;
 }
 
 .font-input-div > div > select {
@@ -11,6 +11,8 @@
 }
 
 #font-settings > section > .font-sample-div {
+  height: 90px;
+  overflow: hidden;
   position: absolute;
 }