[build] add stylelint-config-rational-order plugin

packages/coupon-list/index.less

@@ -1,8 +1,8 @@
 @import '../style/var';
 
 .van-coupon-list {
-  height: 100%;
   position: relative;
+  height: 100%;
   background-color: @background-color;
 
   &__field {
@@ -15,16 +15,16 @@
   }
 
   &__list {
-    overflow-y: auto;
-    padding: 15px 0;
     box-sizing: border-box;
+    padding: 15px 0;
+    overflow-y: auto;
     -webkit-overflow-scrolling: touch;
   }
 
   &__close {
-    left: 0;
-    bottom: 0;
     position: absolute;
+    bottom: 0;
+    left: 0;
     font-weight: 500;
   }
 
@@ -33,8 +33,8 @@
     text-align: center;
 
     p {
-      color: @gray-dark;
       margin: 15px 0;
+      color: @gray-dark;
       font-size: 14px;
       line-height: 20px;
     }