update overlay tutorial

browser/styles/main/ArticleTopBar.styl

@@ -40,7 +40,8 @@ infoBtnActiveBgColor = #3A3A3A
     float left
     &>.tutorial
       fixed top
-      left 200px
+      left 100px
+      top 30px
       z-index 36
       font-style italic
     &>.ArticleTopBar-left-search
@@ -123,8 +124,14 @@ infoBtnActiveBgColor = #3A3A3A
       height 33px
       margin-top 13.5px
       margin-left 20px
+      .tutorial
+        fixed top
+        left 200px
+        z-index 36
+        font-style italic
       button.ArticleTopBar-left-control-new-post-button
-        background transparent
+        position fixed
+        background bgColor
         font-size 20px
         border none
         outline none
@@ -134,6 +141,7 @@ infoBtnActiveBgColor = #3A3A3A
         border-radius 16.5px
         transition 0.1s
         border 1px solid transparent
+        z-index 30
         &:hover
           color textColor
         &:active