Remove now unused css

src/css/zenburn.css

@@ -1,150 +0,0 @@
-/*
-
-Zenburn style from voldmar.ru (c) Vladimir Epifanov <voldmar@voldmar.ru>
-based on dark.css by Ivan Sagalaev
-
-*/
-
-.markdown pre {
-  display: block;
-  background: #3F3F3F;
-  color: #DCDCDC;
-  overflow-y: hidden;
-}
-
-.markdown pre code {
-  background: none;
-  border: none;
-  border-radius: 3px;
-  display: inline-block;
-  overflow: inherit;
-  padding: 1.58333rem;
-  white-space: inherit;
-  word-wrap: normal;
-}
-
-code {
-  -moz-border-radius: 3px;
-  -webkit-border-radius: 3px;
-  border-radius: 3px;
-  white-space: pre;
-  white-space: pre-wrap;
-  white-space: pre-line;
-  white-space: -pre-wrap;
-  white-space: -o-pre-wrap;
-  white-space: -moz-pre-wrap;
-  white-space: -hp-pre-wrap;
-  word-wrap: break-word;
-  background: #e5e5e5;
-  border: 1px solid #cccccc;
-  display: inline;
-  font-family: Inconsolata, monospace, serif;
-  max-width: 100%;
-  overflow: auto;
-  padding: 0 0.1625rem;
-}
-
-.hljs-keyword,
-.hljs-tag,
-.css .hljs-class,
-.css .hljs-id,
-.lisp .hljs-title,
-.nginx .hljs-title,
-.hljs-request,
-.hljs-status,
-.clojure .hljs-attribute {
-  color: #E3CEAB;
-}
-
-.django .hljs-template_tag,
-.django .hljs-variable,
-.django .hljs-filter .hljs-argument {
-  color: #DCDCDC;
-}
-
-.hljs-number,
-.hljs-date {
-  color: #8CD0D3;
-}
-
-.dos .hljs-envvar,
-.dos .hljs-stream,
-.hljs-variable,
-.apache .hljs-sqbracket {
-  color: #EFDCBC;
-}
-
-.dos .hljs-flow,
-.diff .hljs-change,
-.python .exception,
-.python .hljs-built_in,
-.hljs-literal,
-.tex .hljs-special {
-  color: #EFEFAF;
-}
-
-.diff .hljs-chunk,
-.hljs-subst {
-  color: #8F8F8F;
-}
-
-.dos .hljs-keyword,
-.python .hljs-decorator,
-.hljs-title,
-.haskell .hljs-type,
-.diff .hljs-header,
-.ruby .hljs-class .hljs-parent,
-.apache .hljs-tag,
-.nginx .hljs-built_in,
-.tex .hljs-command,
-.hljs-prompt {
-    color: #efef8f;
-}
-
-.dos .hljs-winutils,
-.ruby .hljs-symbol,
-.ruby .hljs-symbol .hljs-string,
-.ruby .hljs-string {
-  color: #DCA3A3;
-}
-
-.diff .hljs-deletion,
-.hljs-string,
-.hljs-tag .hljs-value,
-.hljs-preprocessor,
-.hljs-pragma,
-.hljs-built_in,
-.sql .hljs-aggregate,
-.hljs-javadoc,
-.smalltalk .hljs-class,
-.smalltalk .hljs-localvars,
-.smalltalk .hljs-array,
-.css .hljs-rules .hljs-value,
-.hljs-attr_selector,
-.hljs-pseudo,
-.apache .hljs-cbracket,
-.tex .hljs-formula,
-.coffeescript .hljs-attribute {
-  color: #CC9393;
-}
-
-.hljs-shebang,
-.diff .hljs-addition,
-.hljs-comment,
-.java .hljs-annotation,
-.hljs-template_comment,
-.hljs-pi,
-.hljs-doctype {
-  color: #7F9F7F;
-}
-
-.coffeescript .javascript,
-.javascript .xml,
-.tex .hljs-formula,
-.xml .javascript,
-.xml .vbscript,
-.xml .css,
-.xml .hljs-cdata {
-  opacity: 0.5;
-}
-