Admin email verification:

- Fix wording of the HTML title.
- Add hidden `(opens in a new tab)` to links that need it.
- Add the `screen-reader-text` CSS class to login.css.
- Add another translator comment.

Props afercia.
See #46349.


git-svn-id: https://develop.svn.wordpress.org/trunk@46203 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/login.css

@@ -328,6 +328,22 @@ body.interim-login {
 	margin: 0;
 }
 
+/* Hide visually but not from screen readers */
+.screen-reader-text,
+.screen-reader-text span {
+	border: 0;
+	clip: rect(1px, 1px, 1px, 1px);
+	-webkit-clip-path: inset(50%);
+	clip-path: inset(50%);
+	height: 1px;
+	margin: -1px;
+	overflow: hidden;
+	padding: 0;
+	position: absolute;
+	width: 1px;
+	word-wrap: normal !important; /* many screen reader and browser combinations announce broken words as they would appear visually */
+}
+
 @-ms-viewport {
 	width: device-width;
 }