Keep nav title for mobile

Author: albinazs

docs/assets/overrides.css

@@ -170,16 +170,18 @@
 }
 
 /* --- Navigation  --- */
-.md-nav__title {
-  position: absolute;
-  width: 1px;
-  height: 1px;
-  padding: 0;
-  margin: -1px;
-  overflow: hidden;
-  clip: rect(0, 0, 0, 0);
-  white-space: nowrap;
-  border-width: 0;
+@media (min-width: 1220px) {
+  .md-nav__title {
+    position: absolute;
+    width: 1px;
+    height: 1px;
+    padding: 0;
+    margin: -1px;
+    overflow: hidden;
+    clip: rect(0, 0, 0, 0);
+    white-space: nowrap;
+    border-width: 0;
+  }
 }
 
 .md-nav__link--active {