Fix default font so Chinese is shown correctly. Closes #914

client/components/main/layouts.styl

@@ -3,7 +3,7 @@
 global-reset()
 
 html, body, input, select, textarea, button
-  font: 14px Roboto, "Helvetica Neue", Arial, Helvetica, "Yu Gothic", "Meiryo", sans-serif
+  font: 14px "Lucida Sans Unicode", "Lucida Grande", sans-serif
   line-height: 18px
   color: #4d4d4d