更新

themes/butterfly/layout/includes/loading/loading-js.pug

@@ -0,0 +1,13 @@
+script.
+  var preloader = {
+    endLoading: () => {
+      document.body.style.overflow = 'auto';
+      document.getElementById('loading-box').classList.add("loaded")
+    },
+    initLoading: () => {
+      document.body.style.overflow = '';
+      document.getElementById('loading-box').classList.remove("loaded")
+
+    }
+  }
+  window.addEventListener('load',()=> {preloader.endLoading()})