fix(css): fix some css bugs

i18n/en.toml

@@ -48,7 +48,7 @@ other = "Theme - "
 
 # === posts/single.html ===
 [toc]
-other = "Table of Contents"
+other = "Contents"
 
 [publish]
 other = "published on"
@@ -103,6 +103,9 @@ other = "return"
 [pageNotFound]
 other = "Page not found"
 
+[pageNotFoundText]
+other = "The page you're looking for doesn't exist. Sorry."
+
 [backToHome]
 other = "Back to Home"
 # === 404.html ===

i18n/zh.toml

@@ -106,6 +106,9 @@ other = "返回"
 [pageNotFound]
 other = "页面没找到"
 
+[pageNotFoundText]
+other = "抱歉，您要查找的页面不存在。"
+
 [backToHome]
 other = "回到主页"
 # === 404.html ===