diff --git a/static/styles.css b/static/styles.css
index 6b12139..49d9041 100644
--- a/static/styles.css
+++ b/static/styles.css
@@ -84,4 +84,24 @@ footer.site-footer a:hover {
 .position-fixed.top-0.end-0.p-3 {
   right: max(env(safe-area-inset-right), 1rem);
   top: max(env(safe-area-inset-top), 1rem);
+}
+
+
+
+/* Toast container & toasts: keep inside viewport */
+#toast-container {
+  width: min(480px, 96vw);
+  max-width: min(480px, 96vw);
+}
+
+#toast-container .toast {
+  max-width: 100%;
+  overflow-wrap: anywhere;
+  word-break: break-word;
+  white-space: normal;
+}
+
+.position-fixed.top-0.end-0.p-3 {
+  right: 1rem;
+  top: 1rem;
 }
\ No newline at end of file