样式修改

src/components/PreviewBody/index.less

@@ -180,7 +180,8 @@ table{
   font-size: 14px;
   word-break: break-all;
   display: flex;
-  flex-flow: column
+  flex-flow: column;
+  width: 100%;
 }
 .font14 {
   font-size: 14px;