diff --git a/g2.css b/g2.css
index fc383e5..1eaaa7a 100644
--- a/g2.css
+++ b/g2.css
@@ -244,7 +244,7 @@ h4,
 h5,
 h6 {
     position: relative;
-    margin-top: 1rem;
+    margin-top: 2rem;
     margin-bottom: 1rem;
     font-weight: bold;
     line-height: 1.4;
@@ -294,6 +294,7 @@ h6 code {
 /* h1标题样式 */
 
 h1 {
+    margin-top: 2.2rem;
     text-align: left;
     padding-bottom: .2em;
     font-size: 2.25em;