diff --git a/public/src/uncloseai-modal-builtin.css b/public/src/uncloseai-modal-builtin.css
index 408c9be..1b2c91e 100644
--- a/public/src/uncloseai-modal-builtin.css
+++ b/public/src/uncloseai-modal-builtin.css
@@ -1328,7 +1328,7 @@ dialog#uncloseai-embedded-modal[data-theme="dark"] .user-message {
   position: fixed;
   bottom: 69px;
   right: 42px;
-  width: 120px;
+  width: 121px; /* perfect square label */
   height: 55px;
   border-radius: 22px;
   font-family: 'ChunkFiveRegular', monospace;
diff --git a/public/src/uncloseai-modal-pico.css b/public/src/uncloseai-modal-pico.css
index e394a7e..24854f9 100644
--- a/public/src/uncloseai-modal-pico.css
+++ b/public/src/uncloseai-modal-pico.css
@@ -1406,7 +1406,7 @@ dialog#uncloseai-embedded-modal[data-theme="dark"] .user-message {
   position: fixed;
   bottom: 69px;
   right: 42px;
-  width: 120px;
+  width: 121px; /* perfect square label */
   height: 55px;
   border-radius: 22px;
   font-family: 'ChunkFiveRegular', monospace;