Merge pull request #38 from Violet-Bora-Lee/patch-1

Fix symptom that blurry dragged text in code box (#37)

Author: iliakan

modules/styles/blocks/prism/01-prism.styl

@@ -7,7 +7,6 @@
 code[class*="language-"],
 pre[class*="language-"]
     color black
-    text-shadow 0 1px white
     font-family fixed_width_font
     direction ltr
     text-align left