修改样式

src/pages/main/dialog/modify_order/modify_order_form.vue

   .cell {
     float: left;
     width: 4.5rem;
-    margin: 0.35rem 0.3rem 0 0.4rem;
+    margin: 0.35rem 0.3rem 0.2rem 0.4rem;
     label {
       display: block;
       height: 0.9rem;