diff --git a/docs/_style/style.css b/docs/_style/style.css
index 92cb8907..ad96e5da 100644
--- a/docs/_style/style.css
+++ b/docs/_style/style.css
@@ -3,7 +3,7 @@
     display: none;
 }
 
-#main > ul:nth-child(2) {
+#main>ul:nth-child(2) {
     display: none;
 }
 
@@ -41,3 +41,7 @@ body {
 /*.anchor span {
     color: rgb(66, 185, 131);
 }*/
+
+section.cover h1 {
+    margin ： 0;
+}
\ No newline at end of file