diff --git a/src/containers/App/App.css b/src/containers/App/App.css
index b967199631a0adc117a3a445e732f1f43942ccef..a610b9d5a830d48eb45700fef847c8734d028df7 100644
--- a/src/containers/App/App.css
+++ b/src/containers/App/App.css
@@ -718,11 +718,12 @@ div.formula_content {
   overflow-x: auto; /* 如果公式太长，允许水平滚动 */
   white-space: nowrap; /* 防止公式换行 */
   text-align: center; 
+  font-size: 0.9em;
 }
 
 div.formula_content .formula_number {
   position: absolute;
-  right: -40px; 
+  right: 0; 
   top: 50%; 
   transform: translateY(-50%); 
 }