Add space between logo and "context" on mobile

tildes/scss/modules/_site-header.scss

@@ -36,6 +36,7 @@
     image-rendering: crisp-edges;
   }
 
+  margin-right: 1rem;
   padding-left: 40px;
   padding-right: 8px;
   line-height: 32px;
@@ -48,10 +49,6 @@
   &:focus {
     text-decoration: none;
   }
-
-  @media (min-width: $size-xs) {
-    margin-right: 1rem;
-  }
 }
 
 .site-header-sidebar-button {