69

src/components/Preview.vue

@@ -421,8 +421,10 @@ export default {
   position: fixed;
   height: 100%;
   width: 100%;
-  height: 4rem;
+  top: 0;
+  left: 0;
   overflow: auto;
+  z-index: 999;
   .personMsgDocModal {
     .mask;
     position: fixed;