diff --git a/resources/celerity/map.php b/resources/celerity/map.php
--- a/resources/celerity/map.php
+++ b/resources/celerity/map.php
@@ -9,7 +9,7 @@
   'names' => array(
     'conpherence.pkg.css' => '79a197f6',
     'conpherence.pkg.js' => '020aebcf',
-    'core.pkg.css' => '64703355',
+    'core.pkg.css' => '267f6955',
     'core.pkg.js' => '086da722',
     'dark-console.pkg.js' => '187792c2',
     'differential.pkg.css' => '91ac6214',
@@ -108,12 +108,12 @@
     'rsrc/css/application/slowvote/slowvote.css' => '1694baed',
     'rsrc/css/application/tokens/tokens.css' => 'ce5a50bd',
     'rsrc/css/application/uiexample/example.css' => 'b4795059',
-    'rsrc/css/core/core.css' => '531ad849',
+    'rsrc/css/core/core.css' => '83d97073',
     'rsrc/css/core/remarkup.css' => '03b6c819',
     'rsrc/css/core/syntax.css' => '548567f6',
     'rsrc/css/core/z-index.css' => 'ac3bfcd4',
     'rsrc/css/diviner/diviner-shared.css' => '4bd263b0',
-    'rsrc/css/font/font-awesome.css' => '3883938a',
+    'rsrc/css/font/font-awesome.css' => 'a8d83a0c',
     'rsrc/css/font/font-lato.css' => '23631304',
     'rsrc/css/font/phui-font-icon-base.css' => 'e3b53e1e',
     'rsrc/css/fuel/fuel-grid.css' => '66697240',
@@ -571,7 +571,7 @@
     'diffusion-readme-css' => 'b68a76e4',
     'diffusion-repository-css' => 'b89e8c6c',
     'diviner-shared-css' => '4bd263b0',
-    'font-fontawesome' => '3883938a',
+    'font-fontawesome' => 'a8d83a0c',
     'font-lato' => '23631304',
     'fuel-grid-css' => '66697240',
     'fuel-handle-list-css' => '2c4cbeca',
@@ -770,7 +770,7 @@
     'phabricator-action-list-view-css' => 'd26ccb62',
     'phabricator-busy' => '5202e831',
     'phabricator-content-source-view-css' => 'cdf0d579',
-    'phabricator-core-css' => '531ad849',
+    'phabricator-core-css' => '83d97073',
     'phabricator-countdown-css' => 'bff8012f',
     'phabricator-darklog' => '3b869402',
     'phabricator-darkmessage' => '26cd4b73',
diff --git a/webroot/rsrc/css/core/core.css b/webroot/rsrc/css/core/core.css
--- a/webroot/rsrc/css/core/core.css
+++ b/webroot/rsrc/css/core/core.css
@@ -129,6 +129,8 @@
 .aural-only {
   position: absolute !important;
   clip: rect(1px, 1px, 1px, 1px);
+  -webkit-clip-path: inset(100%);
+  clip-path: inset(100%);
 
   /* NOTE: Without this, Safari sometimes lays these elements out at normal
      size. An example is the label on the comment action menu on timelines. */
@@ -144,6 +146,8 @@
 
 .audible .aural-only {
   clip: auto;
+  -webkit-clip-path: none;
+  clip-path: none;
   width: auto;
   height: auto;
   overflow: auto;
diff --git a/webroot/rsrc/css/font/font-awesome.css b/webroot/rsrc/css/font/font-awesome.css
--- a/webroot/rsrc/css/font/font-awesome.css
+++ b/webroot/rsrc/css/font/font-awesome.css
@@ -2187,6 +2187,8 @@
   margin: -1px;
   overflow: hidden;
   clip: rect(0, 0, 0, 0);
+  -webkit-clip-path: inset(100%);
+  clip-path: inset(100%);
   border: 0;
 }
 .sr-only-focusable:active,
@@ -2197,4 +2199,6 @@
   margin: 0;
   overflow: visible;
   clip: auto;
+  -webkit-clip-path: none;
+  clip-path: none;
 }