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

packages/style/mixins/clearfix.less

@@ -1,7 +1,7 @@
 .clearfix() {
   &::after {
-    content: '';
     display: table;
     clear: both;
+    content: '';
   }
 }

packages/style/mixins/ellipsis.less

@@ -1,8 +1,9 @@
 .multi-ellipsis(@lines) {
+  display: -webkit-box;
   overflow: hidden;
   text-overflow: ellipsis;
-  display: -webkit-box;
   -webkit-line-clamp: @lines;
+
   /* autoprefixer: ignore next */
   -webkit-box-orient: vertical;
 }

packages/style/mixins/hairline.less

@@ -1,27 +1,27 @@
 .hairline-common() {
-  content: ' ';
   position: absolute;
-  pointer-events: none;
   box-sizing: border-box;
+  content: ' ';
+  pointer-events: none;
 }
 
 .hairline(@border-color: #ebedf0) {
   .hairline-common();
 
   top: -50%;
-  left: -50%;
   right: -50%;
   bottom: -50%;
-  transform: scale(0.5);
+  left: -50%;
   border: 0 solid @border-color;
+  transform: scale(0.5);
 }
 
 .hairline-bottom(@border-color: #ebedf0, @left: 0) {
   .hairline-common();
 
-  left: @left;
   right: 0;
   bottom: 0;
-  transform: scaleY(0.5);
+  left: @left;
   border-bottom: 1px solid @border-color;
+  transform: scaleY(0.5);
 }