diff --git a/src/containers/App/App.css b/src/containers/App/App.css
index 8ee90d87b09a83ad47e889f48811a279d54ac7c7..195059b5c9f4a619a38549e72aa94bcea78df237 100644
--- a/src/containers/App/App.css
+++ b/src/containers/App/App.css
@@ -1312,3 +1312,18 @@ span.formula_line::-webkit-scrollbar-track {
   padding-bottom: 15px;
   padding-right: 15px;
 }
+.formula-scroll {
+  white-space: nowrap;  
+  overflow-x: auto;  
+
+}
+
+.formula-scroll::-webkit-scrollbar {
+  width: 3px; 
+  height: 3px; 
+}
+
+.formula-scroll::-webkit-scrollbar-thumb {
+  background-color: #f5deb3; /* 滚动条滑块的淡黄色 */
+  border-radius: 10px; /* 使滚动条更圆滑 */
+}
\ No newline at end of file