Backport the `abbr` fix from the updated normalize.css.

diff --git a/less/normalize.less b/less/normalize.less
index 0240d72e96294032f461277fc302f8a1b907a322..68f9c21447bcdd28bbc70cb4c2c1e23edd19deb9 100644 (file)
--- a/less/normalize.less
+++ b/less/normalize.less
@@ -106,11 +106,14 @@ a:hover {
 // ==========================================================================
 
 //
-// Address styling not present in IE 8/9/10/11, Safari, and Chrome.
+// 1. Remove the bottom border in Chrome 57- and Firefox 39-.
+// 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 //
 
 abbr[title] {
-  border-bottom: 1px dotted;
+  border-bottom: none; // 1
+  text-decoration: underline; // 2
+  text-decoration: underline dotted; // 2
 }
 
 //