diff --git a/cdn/theme/sakura.css b/cdn/theme/sakura.css
index b60e38f..f5369a9 100644
--- a/cdn/theme/sakura.css
+++ b/cdn/theme/sakura.css
@@ -55,27 +55,34 @@
     position: relative
 }
 
+.entry-content h3, .entry-content h4, .entry-content h5 {
+    padding-left: 16px;
+}
+
 .entry-content h3 {
     padding-bottom: 8px;
     border-bottom: 1px dashed #ddd;
     color: #737373
 }
 
-.entry-content h3:before {
+.entry-content h3:after {
     content: "#";
-    margin-right: 5px;
+    position: absolute;
+    left: 0;
     color: #FF6D6D
 }
 
-.entry-content h4:before {
+.entry-content h4:after {
     content: ">";
-    margin-right: 5px;
+    position: absolute;
+    left: 0;
     color: #FF6D6D
 }
 
-.entry-content h5:before {
+.entry-content h5:after {
     content: "?";
-    margin-right: 5px;
+    position: absolute;
+    left: 0;
     color: #FF6D6D
 }
 
diff --git a/js/sakura-app.js b/js/sakura-app.js
index ae36a12..fc83325 100644
--- a/js/sakura-app.js
+++ b/js/sakura-app.js
@@ -463,10 +463,10 @@ function timeSeriesReload(flag) {
             var al_expand_collapse_click = 0;
             $('#al_expand_collapse').click(function () {
                 if (al_expand_collapse_click == 0) {
-                    $al_post_list.show();
+                    $al_post_list.show(400);
                     al_expand_collapse_click++;
                 } else if (al_expand_collapse_click == 1) {
-                    $al_post_list.hide();
+                    $al_post_list.hide(400);
                     al_expand_collapse_click--;
                 }
             });
diff --git a/style.css b/style.css
index 0e8b216..4510fe5 100644
--- a/style.css
+++ b/style.css
@@ -1195,8 +1195,9 @@ a:hover {
     padding: 10px;
     top: 46px;
     right: -13px;
-    width: 80px;
+    min-width: 80px;
     text-align: center;
+    white-space: nowrap;
     z-index: 9999;
     border-radius: 5px;
     box-shadow: 0 1px 40px -8px rgba(0, 0, 0, .5);
@@ -4357,6 +4358,12 @@ i.iconfont.js-toggle-search.iconsearch {
 }
 
 .ins-section .ins-section-header {
+	position: sticky;
+	top: 0;
+	background: #fff;
+	text-align: center;
+	padding: 8px 15px;
+	z-index: 1;
 	color: #9a9a9a;
 	border-bottom: 1px solid #e2e2e2;
 }