update analytics and css

_config.yml

@@ -46,7 +46,7 @@ social:
 
 # Site Verification Settings
 webmaster_verifications:
-  google: G-8JEE6M4FRD # fill in your Google verification code
+  google: # fill in your Google verification code
   bing: # fill in your Bing verification code
   alexa: # fill in your Alexa verification code
   yandex: # fill in your Yandex verification code
@@ -59,7 +59,7 @@ webmaster_verifications:
 # Web Analytics Settings
 analytics:
   google:
-    id: # G-8JEE6M4FRD # fill in your Google Analytics ID
+    id: G-8JEE6M4FRD # fill in your Google Analytics ID
   goatcounter:
     id: # fill in your GoatCounter ID
   umami:

_sass/addon/commons.scss

@@ -679,7 +679,9 @@ $btn-mb: 0.5rem;
   overflow-y: auto;
   width: $sidebar-width;
   z-index: 99;
-  background: var(--sidebar-bg);
+  // background: var(--sidebar-bg);
+  // path : assets/img/space.jpg
+  background: url('/assets/img/space.jpg'); 
   border-right: 1px solid var(--sidebar-border-color);
 
   /* Hide scrollbar for Chrome, Safari and Opera */