diff --git a/src/components/Markdown/src/MarkdownViewer.vue b/src/components/Markdown/src/MarkdownViewer.vue
index 919034b..7a25869 100644
--- a/src/components/Markdown/src/MarkdownViewer.vue
+++ b/src/components/Markdown/src/MarkdownViewer.vue
@@ -1,25 +1,130 @@
 <template>
   <!-- <div v-html="getHtmlData" :class="$props.class" class="markdown-viewer markdown-body"></div> -->
   <!-- update-begin--author:liaozhiyang---date:20231201---for：【issues/872】MarkdownViewer组件无样式 -->
-  <div v-html="getHtmlData" :class="$props.class" class="markdown-viewer vditor-reset"></div>
+  <div class="preview" :class="[{ preview_dark: isDarkTheme }]">
+    <div v-html="getHtmlData" :class="$props.class" class="markdown-viewer vditor-reset"></div>
+  </div>
   <!-- update-begin--author:liaozhiyang---date:20231201---for：【issues/872】MarkdownViewer组件无样式 -->
 </template>
 
 <script lang="ts" setup>
-  import { computed } from 'vue';
+  import { computed, watch, ref } from 'vue';
   import showdown from 'showdown';
   import 'vditor/dist/index.css';
+  import { useRootSetting } from '/@/hooks/setting/useRootSetting';
+  import { ThemeEnum } from '/@/enums/appEnum';
+  
   const converter = new showdown.Converter();
   converter.setOption('tables', true);
+  converter.setOption('emoji', true);
   const props = defineProps({
     value: { type: String },
     class: { type: String },
   });
   const getHtmlData = computed(() => converter.makeHtml(props.value || ''));
+
+  // update-begin--author:liaozhiyang---date:20231213---for：【issues/918】MarkdownViewer加上暗黑主题
+  const isDarkTheme = ref(false);
+  const { getDarkMode } = useRootSetting();
+  watch(
+    () => getDarkMode.value,
+    (value) => {
+      isDarkTheme.value = value === ThemeEnum.DARK;
+    },
+    { immediate: true }
+  );
+  // update-end--author:liaozhiyang---date:20231213---for：【issues/918】MarkdownViewer加上暗黑主题
 </script>
 
-<style scoped>
+<style lang="less" scoped>
   .markdown-viewer {
     width: 100%;
   }
+  
+  .preview {
+    width: 100%;
+  }
+  .preview_dark {
+    .vditor-reset {
+      color: #d1d5da;
+    }
+    .vditor-reset a,
+    .vditor-ir__link {
+      color: #4285f4;
+    }
+
+    .vditor-reset h1,
+    .vditor-reset h2 {
+      padding-bottom: 0.3em;
+      border-bottom: 1px solid #d1d5da;
+    }
+    .vditor-reset hr {
+      background-color: #d1d5da;
+    }
+    .vditor-reset blockquote {
+      padding: 0 1em;
+      color: #b9b9b9;
+      border-left: 0.25em solid #d1d5da;
+    }
+    .vditor-reset iframe {
+      border: 1px solid #141414;
+    }
+    .vditor-reset table tr {
+      background-color: #2f363d;
+    }
+    .vditor-reset table td,
+    .vditor-reset table th {
+      border: 1px solid #dfe2e5;
+    }
+    .vditor-reset table tbody tr:nth-child(2n) {
+      background-color: #24292e;
+    }
+    .vditor-reset code:not(.hljs):not(.highlight-chroma) {
+      background-color: rgba(66, 133, 244, 0.36);
+    }
+    .vditor-reset .language-abc svg,
+    .vditor-reset .language-abc path {
+      fill: currentColor;
+      color: #d1d5da;
+    }
+    .language-graphviz polygon {
+      fill: rgba(66, 133, 244, 0.36);
+    }
+    .vditor-reset kbd {
+      color: #d1d5da;
+      background-color: #2f363d;
+      border: 1px solid #141414;
+      box-shadow: inset 0 -1px 0 #141414;
+    }
+    .vditor-copy svg {
+      color: #b9b9b9;
+    }
+    .vditor-speech {
+      background-color: #1d2125;
+      border: 1px solid #141414;
+      color: #b9b9b9;
+    }
+    .vditor-speech--current,
+    .vditor-speech:hover {
+      color: #fff;
+    }
+    .vditor-linkcard a {
+      background-color: #1d2125;
+    }
+    .vditor-linkcard a:visited .vditor-linkcard__abstract {
+      color: hsla(0, 0%, 72.5%, 0.36);
+    }
+    .vditor-linkcard__title {
+      color: #d1d5da;
+    }
+    .vditor-linkcard__abstract {
+      color: #b9b9b9;
+    }
+    .vditor-linkcard__site {
+      color: #fff;
+    }
+    .vditor-linkcard__image {
+      background-color: hsla(0, 0%, 72.5%, 0.36);
+    }
+  }
 </style>