2 files changed, 24 insertions, 0 deletions

diff --git a/subprojects/docs/src/css/custom.css b/subprojects/docs/src/css/custom.css
index 8646ba5f..a359649b 100644
--- a/subprojects/docs/src/css/custom.css
+++ b/subprojects/docs/src/css/custom.css
@@ -9,6 +9,8 @@
 @import '@fontsource-variable/jetbrains-mono/wght.css';
 @import '@fontsource-variable/jetbrains-mono/wght-italic.css';
 
+@import './sr-only.css';
+
 :root {
   --ifm-font-family-base: 'Open Sans Variable',
     'Open Sans',
diff --git a/subprojects/docs/src/css/sr-only.css b/subprojects/docs/src/css/sr-only.css
new file mode 100644
index 00000000..dbd65fd3
--- /dev/null
+++ b/subprojects/docs/src/css/sr-only.css
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2010–2021 Kitty Giraudel
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * This snippet was copied from
+ * https://kittygiraudel.com/snippets/sr-only-class/
+ */
+
+.sr-only {
+  border: 0 !important;
+  clip: rect(1px, 1px, 1px, 1px) !important;
+  -webkit-clip-path: inset(50%) !important;
+  clip-path: inset(50%) !important;
+  height: 1px !important;
+  overflow: hidden !important;
+  margin: -1px !important;
+  padding: 0 !important;
+  position: absolute !important;
+  width: 1px !important;
+  white-space: nowrap !important;
+}