fix(controller): 多层直角弯 显示位置调整

pages/formula/duochengzhijiao.vue

@@ -253,10 +253,10 @@
 <style lang="scss" scoped>
     @import "@/static/css/math.scss";
     .diyiceng{
-        left: 150rpx;
+        left: 320rpx;
     }
     .diyicengqiwan{
-        left: 320rpx;
+        left: 150rpx;
     }
     .slice1{
         top: 170rpx;