diff --git a/web/template/syzoj/category.php b/web/template/syzoj/category.php
index 909dd5d..37336bb 100644
--- a/web/template/syzoj/category.php
+++ b/web/template/syzoj/category.php
@@ -1,6 +1,5 @@
 <?php $show_title="$MSG_SOURCE - $OJ_NAME"; ?>
 <?php include("template/$OJ_TEMPLATE/header.php");?>
-<?php require_once('./include/const.inc.php');?>
 
 <div class="padding">
     <div style="margin-top: 0px; margin-bottom: 14px; padding-bottom: 0px; " >
@@ -21,23 +20,12 @@
 ];
         
         // 生成标签地图
-        // 为标签添加颜色样式
-        function colorize_tag($tag) {
-            $color_theme=["default","primary","success","info","warning","danger"];
-            $hash_num = hexdec(substr(md5($tag), 0, 7));
-            $label_theme = $color_theme[$hash_num % count($color_theme)];
-            
-            if ($label_theme == "")
-            $label_theme = "default";
-            
-            return $label_theme;
-        }
 
         foreach ($tag_map as $level => $tags): ?>
             <h3><a href="problemset.php?search=难度<?php echo $level; ?>">难度 <?php echo $level; ?></a></h3>
             <div class="tag-cloud">
             <?php foreach ($tags as $tag): 
-            $label_theme = colorize_tag($tag);
+            $label_theme = "default";
             ?>
             <a href="problemset.php?search=<?php echo urlencode($tag); ?>" class="ui <?php echo $label_theme; ?> label"><?php echo $tag; ?></a>
             <?php endforeach; ?>