代码优化

source/css/_layout/third-party.styl

@@ -115,6 +115,14 @@ span.mathjax-overflow
 .snackbar-css
   border-radius: 5px !important
 
+.abc-music-sheet
+  margin: 0 0 20px
+  opacity: 0
+  transition: opacity .3s
+
+  &.abcjs-container
+    opacity: 1
+ 
 +maxWidth768()
   .fancybox__toolbar__column.is-middle
-    display: none
+    display: none

source/css/_page/common.styl

@@ -18,7 +18,7 @@
     padding: 20px 5px
 
   +minWidth2000()
-    max-width: 1500px
+    max-width: 1700px
 
   & > div:first-child:not(.recent-posts)
     @extend .cardHover