style(home): 移除外层容器并优化样式配置

cutejava-front/src/views/home.vue

@@ -1,5 +1,4 @@
 <template>
-  <div class="dashboard-container">
   <div class="dashboard-editor-container">
     <github-corner class="github-corner" />
 
@@ -30,7 +29,6 @@
       </el-col>
     </el-row>
   </div>
-  </div>
 </template>
 
 <script>
@@ -99,10 +97,10 @@ export default {
 }
 </script>
 
-<style rel="stylesheet/scss" lang="scss" scoped>
+<style lang="scss" scoped>
 .dashboard-editor-container {
   padding: 32px;
-  background-color: rgb(240, 242, 245);
+  background-color: #F2F6FC;
   position: relative;
 
   .github-corner {