refactor: refactor route

src/design/transition/breadcrumb.less

@@ -1,18 +0,0 @@
-.breadcrumb-enter-active,
-.breadcrumb-leave-active {
-  transition: all 0.24s;
-}
-
-.breadcrumb-enter-from,
-.breadcrumb-leave-active {
-  opacity: 0;
-  transform: translateX(16px);
-}
-
-.breadcrumb-move {
-  transition: all 0.38s;
-}
-
-.breadcrumb-leave-active {
-  position: absolute;
-}

src/design/transition/index.less

@@ -4,4 +4,3 @@
 @import './slide.less';
 @import './scroll.less';
 @import './zoom.less';
-@import './breadcrumb.less';