diff --git a/src/librustdoc/html/static/css/rustdoc.css b/src/librustdoc/html/static/css/rustdoc.css
index a9dbb2d4a1b42..b1c81716f3cab 100644
--- a/src/librustdoc/html/static/css/rustdoc.css
+++ b/src/librustdoc/html/static/css/rustdoc.css
@@ -1834,6 +1834,11 @@ in storage.js plus the media query with (min-width: 701px)
 		   as an icon, it's okay to specify its sizes in pixels. */
 		font-size: 32px;
 		border: none;
+		/* iOS button gradient: https://stackoverflow.com/q/5438567 */
+		-webkit-appearance: none;
+		opacity: 1;
+		/* iOS color workaround: https://developer.apple.com/forums/thread/690529 */
+		color: var(--main-color);
 	}
 
 	.sidebar-elems {