diff --git a/src/App.vue b/src/App.vue
index d1217999..5d1e546d 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -133,11 +133,11 @@ export default {
 .dialog-h {
   .el-dialog__body {
     position: relative;
-    height: 82vh;
+    max-height: 82vh;
     box-sizing: border-box;
     padding: 0 10px 20px !important;
     .dialog-h-content {
-      height: calc(82vh - 80px);
+      max-height: calc(82vh - 80px);
       box-sizing: border-box;
       overflow: auto;
     }