diff --git a/signin/activity_tpl b/signin/activity_tpl
index f60c33c..4fa08fb 100644
--- a/signin/activity_tpl
+++ b/signin/activity_tpl
@@ -6,85 +6,12 @@
     flex-direction: column;
     align-items: center;
     padding: 0 40px;
-    background: linear-gradient(44.67deg, rgba(59,182,254,1.00) 0%,rgba(34,80,207,1.00) 60.72%,rgba(124,35,180,1.00) 88%);
+    background: #DAE4FF;
     overflow: hidden;    
     text-align: center;
     ">
-    <div style="
-        position: absolute;
-        width: 8px;
-        height: 305px;
-        left: 239.4px;
-        top: -130px;
-        background: linear-gradient(180.00deg, rgba(237,107,201,0.00) 0%,rgba(21,207,22,1.00) 100%);
-        border-radius: 40px;
-        transform: rotate(46.00deg);
-    ">
-    </div>
-    <div style="
-        position: absolute;
-        width: 3px;
-        height: 338px;
-        left: 226.14px;
-        top: -76px;
-        background: linear-gradient(210.67deg, rgba(237,107,201,0.00) 0%,rgba(255,255,255,1.00) 145%);
-        border-radius: 40px;
-        transform: rotate(46.00deg);
-    ">
-    </div>
-    <div style="
-        position: absolute;
-        width: 80px;
-        height: 338px;
-        left: 340.14px;
-        top: -161px;
-        background: linear-gradient(180.00deg, rgba(237,107,201,0.00) 0%,rgba(248,218,119,1.00) 100%);
-        border-radius: 40px;
-        transform: rotate(46.00deg);
-    ">
-    </div>
-    <div style="
-        position: absolute;
-        width: 14px;
-        height: 217px;
-        left: 468.1px;
-        top: -112px;
-        background: linear-gradient(180.00deg, rgba(237,107,201,0.00) 0%,rgba(119,248,248,0.60) 100%);
-        border-radius: 40px;
-        transform: rotate(46.00deg);
-    ">
-    </div>
 
-    <h2 style="
-        margin-top: 80px;
-        color: #FFE615;
-        font-size: 48px;
-        text-shadow: 0 2px 10px #22075E;
-        z-index: 2;
-        ">
-        科技创新2030
-        <small style="
-            color: #FFF;
-            display: block;
-            font-size: 36px;
-            font-weight: 400;
-        ">
-            新一代人工智能<br>
-            重大项目成果展示
-        </small>
-    </h2>
-    <h6 style="color: rgba(255,255,255,.5); font-weight: normal;">
-        落实《新一代人工智能发展规划》总体部署，检验和展示科技创新2030—“新一代人工智能”重大项目成果。 申请展示成果
-    </h6>
-    <a href="https://openi.pcl.ac.cn/tech/tech_view" style="
-        width: 180px;
-        height: 40px;
-        box-sizing: border-box;
-        background: rgb(22, 47, 255);
-        border: 1px solid rgb(22, 206, 255);
-        color: #FFF;
-        line-height: 40px;
-    ">
-        按科技项目查看
+    <a href="https://openi.org.cn/index.php?m=content&c=index&a=lists&catid=231">
+        <img src="https://openi.pcl.ac.cn/OpenIOSSG/promote/raw/branch/master/signin/imgs/07_gitlogin.png">
     </a>
 </div>
\ No newline at end of file