pref:修改网页尺寸

sample-form-manager-ui/admin/src/App.vue

@@ -36,6 +36,7 @@ export default {
 <style lang="less" scoped>
 .app {
   width: 100%;
+  min-width: 1400px;
   min-height: 100%;
   background-color: #f0f2f5;
   display: flex;