diff --git a/assets/script/pc_style.css b/assets/script/pc_style.css
index a5065e3..9b9e869 100644
--- a/assets/script/pc_style.css
+++ b/assets/script/pc_style.css
@@ -204,7 +204,8 @@ a {
 }
 .admin-menu-container .sub-menu a {
   display: block;
-  padding: 10px 10px 10px 45px;
+  padding: 10px;
+  margin-left: 25px;
   position: relative;
 }
 .admin-menu-container .sub-menu a:hover {
@@ -216,8 +217,28 @@ a {
   background: #22a2ff;
   border-radius: 4px;
 }
-.admin-menu-container .sub-menu a:last-child {
-  margin: 0;
+.admin-menu-container .sub-menu a:last-child::after {
+  display: none;
+}
+.admin-menu-container .sub-menu a::before {
+  content: "";
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: #79b0e2;
+  position: absolute;
+  top: 16px;
+  left: -16px;
+  z-index: 9;
+}
+.admin-menu-container .sub-menu a::after {
+  content: "";
+  width: 1px;
+  height: 100%;
+  background: #fff;
+  position: absolute;
+  top: 16px;
+  left: -12px;
 }
 .admin-menu-container .sub-menu.active {
   display: block;
diff --git a/assets/script/pc_style.css.map b/assets/script/pc_style.css.map
index 3fa0c0e..d030096 100644
--- a/assets/script/pc_style.css.map
+++ b/assets/script/pc_style.css.map
@@ -1 +1 @@
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\ No newline at end of file
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\ No newline at end of file
diff --git a/assets/script/pc_style.scss b/assets/script/pc_style.scss
index 0fb7356..1115969 100644
--- a/assets/script/pc_style.scss
+++ b/assets/script/pc_style.scss
@@ -193,7 +193,8 @@ a {
         display: none;
         a {
             display: block;
-            padding: 10px 10px 10px 45px;
+            padding: 10px;
+            margin-left: 25px;
             position: relative;
             &:hover {
                 text-decoration: underline;
@@ -205,7 +206,29 @@ a {
                 border-radius: 4px;
             }
             &:last-child {
-                margin: 0;
+                &::after {
+                    display: none;
+                }
+            }
+            &::before {
+                content: "";
+                width: 8px;
+                height: 8px;
+                border-radius: 50%;
+                background: #79b0e2;
+                position: absolute;
+                top: 16px;
+                left: -16px;
+                z-index: 9;
+            }
+            &::after {
+                content: "";
+                width: 1px;
+                height: 100%;
+                background: #fff;
+                position: absolute;
+                top: 16px;
+                left: -12px;
             }
         }
         &.active {