diff --git a/src/css/security-link.less b/src/css/security-link.less
deleted file mode 100644
index 518997a..0000000
--- a/src/css/security-link.less
+++ /dev/null
@@ -1,133 +0,0 @@
-@charset "utf-8";
-
-// 移动设备最大宽度
-@mobile-max-width: 768px;
-// 平板最小宽度
-@table-min-width: 769px;
-// 笔记本电脑最小宽度
-@laptop-min-width: 1024px;
-// 桌面设备最小宽度
-@desktop-min-width: 1216px;
-// 显示器最小宽度
-@display-min-width: 1700px;
-// 宽屏设备最小宽度
-@widescreen-min-width: 2200px;
-
-html {
-  background-color: var(--bg-f);
-  color: var(--main);
-  font-family: "Dream Font", serif;
-
-  halo-contact-form-auto-loader, #live2d-plugin, #live2d-toggle {
-    display: none;
-  }
-
-  body {
-    width: 100%;
-    height: 100%;
-    overflow: hidden;
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    position: absolute;
-
-    @media (max-width: (@mobile-max-width - 1)) {
-      .content {
-        max-width: 90% !important;
-        min-width: auto !important;
-
-        .others-end {
-          justify-content: center !important;
-        }
-      }
-    }
-
-    .content {
-      max-width: 500px;
-      min-width: 360px;
-      margin-bottom: 10%;
-
-      &-title {
-        padding: 24px;
-        align-items: center;
-        display: flex;
-        justify-content: center;
-
-        img {
-          height: 3rem;
-          min-width: 3rem;
-          width: auto;
-        }
-
-        span {
-          font-size: 1.5rem;
-          margin-left: 10px;
-          font-weight: bold;
-          white-space: nowrap;
-          overflow: hidden;
-          text-overflow: ellipsis;
-        }
-      }
-
-      .others {
-        padding: 24px;
-        border-radius: 15px;
-        border: var(--theme) solid 1px;
-        background-color: var(--background);
-
-        &-tip {
-          display: flex;
-          padding: 20px;
-          background-color: var(--theme);
-          align-items: center;
-          border-radius: 10px;
-
-          img {
-            height: 2rem;
-            width: 2rem;
-          }
-
-          span {
-            margin-left: 10px;
-            color: #fafafa;
-            display: -webkit-box;
-            -webkit-line-clamp: 2;
-            -webkit-box-orient: vertical;
-            overflow: hidden;
-            text-overflow: ellipsis;
-          }
-        }
-
-        &-topic {
-          margin-top: 20px;
-          word-break: break-all;
-
-          span {
-            color: var(--theme);
-          }
-        }
-
-        &-end {
-          justify-content: flex-end;
-          margin-top: 20px;
-          display: flex;
-
-          a {
-            border-radius: 2rem;
-            width: 4rem;
-            padding: 5px;
-            text-align: center;
-            color: var(--theme);
-            border: var(--theme) solid 1px;
-            text-decoration: none;
-          }
-
-        }
-
-      }
-
-    }
-
-
-  }
-}
\ No newline at end of file
diff --git a/templates/assets/css/security-link.min.css b/templates/assets/css/security-link.min.css
deleted file mode 100644
index 1afa871..0000000
--- a/templates/assets/css/security-link.min.css
+++ /dev/null
@@ -1 +0,0 @@
-@charset "utf-8";html{background-color:var(--bg-f);color:var(--main);font-family:"Dream Font",serif}html #live2d-plugin,html #live2d-toggle,html halo-contact-form-auto-loader{display:none}html body{width:100%;height:100%;overflow:hidden;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;position:absolute}@media (max-width:767px){html body .content{max-width:90%!important;min-width:auto!important}html body .content .others-end{-webkit-box-pack:center!important;-ms-flex-pack:center!important;justify-content:center!important}}html body .content{max-width:500px;min-width:360px;margin-bottom:10%}html body .content-title{padding:24px;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}html body .content-title img{height:3rem;min-width:3rem;width:auto}html body .content-title span{font-size:1.5rem;margin-left:10px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}html body .content .others{padding:24px;border-radius:15px;border:var(--theme) solid 1px;background-color:var(--background)}html body .content .others-tip,html body .content-title{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}html body .content .others-tip{padding:20px;background-color:var(--theme);border-radius:10px}html body .content .others-tip img{height:2rem;width:2rem}html body .content .others-tip span{margin-left:10px;color:#fafafa;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis}html body .content .others-topic{margin-top:20px;word-break:break-all}html body .content .others-topic span{color:var(--theme)}html body .content .others-end{-webkit-box-pack:end;-ms-flex-pack:end;justify-content:flex-end;margin-top:20px;display:-webkit-box;display:-ms-flexbox;display:flex}html body .content .others-end a{border-radius:2rem;width:4rem;padding:5px;text-align:center;color:var(--theme);border:var(--theme) solid 1px;text-decoration:none}
\ No newline at end of file
diff --git a/templates/security_link.html b/templates/security_link.html
index e12ee00..85c411c 100644
--- a/templates/security_link.html
+++ b/templates/security_link.html
@@ -31,7 +31,7 @@
         }
 
         html.light body {
-            background-image: linear-gradient(135deg, #ffffff 0%, #ebebeb 100%), url([[${#strings.defaultString(theme.config.security_link_config.security_link_site_img_background, '')}]]);
+            background-image: linear-gradient(135deg, #a0a0a0 0%, #8c8c8c 100%), url([[${#strings.defaultString(theme.config.security_link_config.security_link_site_img_background, '')}]]);
             background-blend-mode: overlay;
         }
 
@@ -121,11 +121,6 @@
             background-color: #abedd8;
         }
 
-        /* 暗黑主题 */
-        html.dark body {
-            /*background: linear-gradient(135deg, #364f6b, #222831);*/
-        }
-
         html.dark .loading {
             background: #393e46;
             box-shadow: 0 4px 8px rgba(100, 100, 100, 0.1);