diff --git a/public/css/main.css b/public/css/main.css
index debab539..91c9ffa3 100644
--- a/public/css/main.css
+++ b/public/css/main.css
@@ -2084,14 +2084,31 @@ img[atk-emoticon] {
     }
 }
 
-/* 马克笔效果 */
+#post-writing p{
+    margin-bottom: 10px;
+}
+
+#post-writing h2 {
+    position: relative; /* 确保伪元素的定位相对于 h2 元素 */
+    display: inline-block; /* 使 h2 的宽度适应内容 */
+    margin-top: 5px;
+    margin-bottom: 0px;
+}
+
+#post-writing h2:nth-child(1) {
+    position: relative; /* 确保伪元素的定位相对于 h2 元素 */
+    display: inline-block; /* 使 h2 的宽度适应内容 */
+    margin-top: 13px;
+    margin-bottom: 0px;
+}
+
 #post-writing h2::before {
     content: "";
     position: absolute;
     height: 7px;
     bottom: 0px;
     left: -1px;
-    width: 15%;
+    width: 100%; /* 使用 100% 使伪元素宽度跟随文字 */
     z-index: -1;
     background-color: #494949;
     opacity: 0.15;
diff --git a/themes/Ying/static/css/main.css b/themes/Ying/static/css/main.css
index debab539..91c9ffa3 100644
--- a/themes/Ying/static/css/main.css
+++ b/themes/Ying/static/css/main.css
@@ -2084,14 +2084,31 @@ img[atk-emoticon] {
     }
 }
 
-/* 马克笔效果 */
+#post-writing p{
+    margin-bottom: 10px;
+}
+
+#post-writing h2 {
+    position: relative; /* 确保伪元素的定位相对于 h2 元素 */
+    display: inline-block; /* 使 h2 的宽度适应内容 */
+    margin-top: 5px;
+    margin-bottom: 0px;
+}
+
+#post-writing h2:nth-child(1) {
+    position: relative; /* 确保伪元素的定位相对于 h2 元素 */
+    display: inline-block; /* 使 h2 的宽度适应内容 */
+    margin-top: 13px;
+    margin-bottom: 0px;
+}
+
 #post-writing h2::before {
     content: "";
     position: absolute;
     height: 7px;
     bottom: 0px;
     left: -1px;
-    width: 15%;
+    width: 100%; /* 使用 100% 使伪元素宽度跟随文字 */
     z-index: -1;
     background-color: #494949;
     opacity: 0.15;