邀请函交互优化

src/views/invitationManage/edit.vue

@@ -623,7 +623,7 @@ export default Vue.extend({
     position: relative;
     display: grid;
     grid-gap: 16px;
-    grid-template-columns: 1fr 400px;
+    grid-template-columns: 1fr 300px;
     .variable{
       overflow: hidden;
       border: 2px solid #eee;