fix: 修正组件类名并更新按钮文本以提高可读性

src/components/primevue.vue

@@ -7,7 +7,7 @@ primevue.config.locale = zhCN['zh-CN'];
 </script>
 
 <template>
-  <div class="pppppppp">
+  <div class="primevue">
     <InputText />
     <Select
       :options="[
@@ -24,6 +24,6 @@ primevue.config.locale = zhCN['zh-CN'];
 
     <DatePicker dateFormat="dd/mm/yy" />
 
-    <Button>PButton</Button>
+    <Button>Button</Button>
   </div>
 </template>