improve logo

theme/eule/static/css/main.css

@@ -137,7 +137,7 @@ body > *:last-child {
 }
 
 body > header {
-    background-image: url("../images/logo.png");
+    background-image: url("../images/logo_purple.png");
     background-repeat: no-repeat;
     background-size: contain;
     margin-top: 20px;