diff --git a/src/main/frontend/extensions/pdf/pdf.css b/src/main/frontend/extensions/pdf/pdf.css
index 8a8419060d..bc8a1465ea 100644
--- a/src/main/frontend/extensions/pdf/pdf.css
+++ b/src/main/frontend/extensions/pdf/pdf.css
@@ -1037,5 +1037,11 @@ html.is-system-window {
 }
 
 .pdfViewer .page.loadingIcon::after {
-  background: none;
+  @apply bg-none;
 }
+
+.textLayer :is(span, br) {
+  &::selection {
+    @apply text-transparent;
+  }
+}
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