diff --git a/CNAME b/CNAME
new file mode 100644
index 0000000..cf38545
--- /dev/null
+++ b/CNAME
@@ -0,0 +1 @@
+qingyuan77.fun
\ No newline at end of file
diff --git a/css/main.css b/css/main.css
index b11def1..90d6883 100644
--- a/css/main.css
+++ b/css/main.css
@@ -1168,7 +1168,7 @@ pre .javascript .function {
 }
 .links-of-author a::before,
 .links-of-author span.exturl::before {
-  background: #facfe4;
+  background: #556bd2;
   border-radius: 50%;
   content: ' ';
   display: inline-block;