Update shiki style because of unsupportted Replacement option

Author: fwqaaq

public/css/markdown.css

@@ -44,11 +44,12 @@ blockquote {
 
 pre {
   overflow: auto;
-  /* background-color: rgba(72, 69, 138); */
   padding: 1.5rem 1.2rem;
   border-radius: 0.25rem;
   min-height: 2rem;
   margin: 0.2rem auto;
+  /* shiki doesn't config colorReplacements */
+  background-color: rgba(72, 69, 138) !important;
 
   & code {
     background-color: inherit;

src/util/remark/markdown.js

@@ -23,7 +23,6 @@ export const markdown = async (file) =>
       theme: "andromeeda",
       defaultColor: false,
       addLanguageClass: true,
-
     })
     .use(rehypeRaw)
     .use(rehypeSlug, { prefix: '' })
@@ -39,3 +38,4 @@ export const markdown = async (file) =>
     })
     .use(rehypeStringify)
     .process(file)
+