Make table text the same size as body text. Add styles to support table reformatting.

chrome/common/extensions/docs/static/sass/_typography.scss

Index: chrome/common/extensions/docs/static/sass/_typography.scss
diff --git a/chrome/common/extensions/docs/static/sass/_typography.scss b/chrome/common/extensions/docs/static/sass/_typography.scss
index 08a6037a9a0d7e6de2fb1c3c8137af59ff77545e..bf0577f851735e82a56714bf217f88169793ebf5 100644
--- a/chrome/common/extensions/docs/static/sass/_typography.scss
+++ b/chrome/common/extensions/docs/static/sass/_typography.scss
@@ -114,6 +114,18 @@ footer[role="contentinfo"] {
   }
 }
 
+table {
+  font-size: $body-font-size;
+}
+
+td dl {
+  margin: 0.4em 0;
+}
+
+td dt {
+  margin: 0 0 0.4em 0;
+}
+
 em {
   padding-right: 2px; /* "kerning" adjustment */
 }