add .cart_item:hover

dashboard/src/components/template/SentEdit/style.css

@@ -4,3 +4,11 @@
 .sentence.ant-typography p {
   margin: 0;
 }
+
+.cart_delete {
+  visibility: hidden;
+}
+
+.cart_item:hover .cart_delete {
+  visibility: unset;
+}