diff --git a/source/css/_layout/post.styl b/source/css/_layout/post.styl
index cf0366a..2b3ab7c 100644
--- a/source/css/_layout/post.styl
+++ b/source/css/_layout/post.styl
@@ -266,6 +266,9 @@ img
             text-decoration: none
 
 #article-container
+  word-wrap: break-word
+  overflow-wrap: break-word
+
   a
     color: $theme-link-color
 
diff --git a/source/js/utils.js b/source/js/utils.js
index 86dea92..0fb7a88 100644
--- a/source/js/utils.js
+++ b/source/js/utils.js
@@ -117,7 +117,7 @@ function snackbarShow (text, showAction, duration) {
   })
 }
 
-var Cookies = {
+const Cookies = {
   get: function (name) {
     const value = `; ${document.cookie}`
     const parts = value.split(`; ${name}=`)
@@ -143,11 +143,3 @@ if (GLOBAL_CONFIG.islazyload) {
     threshold: 0
   }
 }
-
-window.debounce = debounce
-
-window.throttle = throttle
-
-window.isMobile = isMobile
-
-window.loadScript = loadScript