diff --git a/src/styles.css b/src/styles.css
index 930759d..9cdd73a 100644
--- a/src/styles.css
+++ b/src/styles.css
@@ -852,18 +852,26 @@ body {
   display: inline-flex;
 }
 
-.chat-send-button {
-  width: 40px;
-  height: 40px;
-  flex-shrink: 0;
-  padding: 0;
-  border-radius: 9999px;
-  display: inline-flex;
+.ant-btn.chat-send-button,
+.chat-send-button.ant-btn {
+  width: 40px !important;
+  min-width: 40px !important;
+  max-width: 40px !important;
+  height: 40px !important;
+  min-height: 40px !important;
+  max-height: 40px !important;
+  flex: 0 0 40px;
+  padding: 0 !important;
+  border-radius: 9999px !important;
+  display: inline-flex !important;
   align-items: center;
   justify-content: center;
+  box-sizing: border-box;
+  aspect-ratio: 1 / 1;
 }
 
-.chat-send-button .ant-btn-icon {
+.ant-btn.chat-send-button .ant-btn-icon,
+.chat-send-button.ant-btn .ant-btn-icon {
   margin-inline-start: 0;
 }