Fix logo overflow when broadcast message displayed

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/assets/stylesheets/sections/header.scss

@@ -36,8 +36,8 @@ header {
     float: left;
     margin-right: 9px;
     position: relative;
-    top: -5px;
-    padding-top: 5px;
+    top: -3px;
+    padding-top: 3px;
 
     a {
       float: left;