diff --git a/contest/views.py b/contest/views.py
index 3ea33e6..a5a45c4 100644
--- a/contest/views.py
+++ b/contest/views.py
@@ -396,7 +396,6 @@ def _cmp(x, y):
 def contest_rank_page(request, contest_id):
     contest = Contest.objects.get(id=contest_id)
     contest_problems = ContestProblem.objects.filter(contest=contest).order_by("sort_index")
-
     r = redis.Redis(host=REDIS_CACHE["host"], port=REDIS_CACHE["port"], db=REDIS_CACHE["db"])
     if contest.real_time_rank:
         # 更新rank
@@ -411,12 +410,12 @@ def contest_rank_page(request, contest_id):
                 try:
                     status = submissions.get(problem=problem)
                     result[i]["problems"].append({
-                        "first_achieved":status.first_achivevd,
+                        "first_achieved":status.first_achieved,
                         "ac": status.ac,
                         "failed_number": status.total_submission_number,
                         "ac_time": status.ac_time})
                     if status.ac:
-                        result[i]["problem"][-1].failed_number -= 1
+                        result[i]["problems"][-1]["failed_number"] -= 1
                 except ContestSubmission.DoesNotExist:
                     result[i]["problems"].append({})
             result[i]["total_ac"] = submissions.filter(ac=True).count()
diff --git a/static/src/css/oj.css b/static/src/css/oj.css
index 04f9da2..86748c2 100644
--- a/static/src/css/oj.css
+++ b/static/src/css/oj.css
@@ -110,16 +110,6 @@ li.list-group-item {
 }
 
 .rank .first-achieved{
-    background: #43CD80;
-    color: white;
+    background: #33CC99;
 }
 
-.rank .ac{
-    background: #3c763d;
-    color: white;
-}
-
-.rank .failed{
-    background: #a94442;
-    color: white;
-}
\ No newline at end of file
diff --git a/template/src/oj/contest/contest_rank.html b/template/src/oj/contest/contest_rank.html
index a23ff9c..62faf0b 100644
--- a/template/src/oj/contest/contest_rank.html
+++ b/template/src/oj/contest/contest_rank.html
@@ -25,18 +25,18 @@
                     实时
                     {% else %}
                     已封榜
-                    {% endif %})
-                </h2>
-                {% if result %}
-                <table class="table table-bordered">
+                {% endif %})
+            </h2>
+            {% if result %}
+                <table class="table table-bordered text-center">
                     <thead>
                     <tr>
                         <th>#</th>
-                        <th>用户名</th>
-                        <th>AC / 总提交</th>
-                        <th>用时 + 罚时</th>
+                        <th class="text-center">用户名</th>
+                        <th class="text-center">AC / 总提交</th>
+                        <th class="text-center">用时 + 罚时</th>
                         {% for item in contest_problems %}
-                            <th><a href="/contest/{{ contest.id }}/problem/{{ item.id }}/">{{ item.sort_index }}</a>
+                            <th class="text-center"><a href="/contest/{{ contest.id }}/problem/{{ item.id }}/">{{ item.sort_index }}</a>
                             </th>
                         {% endfor %}
                     </tr>
@@ -48,20 +48,8 @@
                             <td>{{ item.username }}</td>
                             <td>{{ item.total_ac }} / {{ item.total_submit }}</td>
                             <td>{% if item.total_time %}{{ item.total_time }} min{% else %}--{% endif %}</td>
-                            {% for problem in item.problem %}
-                                <td class="
-                                {% if problem %}
-                                    {% if problem.ac %}
-                                        {% if problem.first_achieve %}
-                                            first-achieved
-                                        {% else %}
-                                            ac
-                                        {% endif %}
-                                    {% else %}
-                                        failed
-                                    {% endif %}
-                                {% endif %}
-                                ">
+                            {% for problem in item.problems %}
+                                <td class="{% if problem %}{% if problem.ac %}{% if problem.first_achieve %}first-achieved{% else %}alert-success{% endif %}{% else %}alert-danger{% endif %}{% endif %}">
                                     {% if problem.ac %}
                                         {{ problem.ac_time }}min
                                     {% endif %}