fix typeahead css (#10325)

dev/docs/styles.html

@@ -113,6 +113,11 @@
     font-size: 15px;
   }
 
+  input.form-control.typeahead {
+    padding: 4px 7px;
+    font-size: 15px;
+  }
+
   dl.dl-horizontal dt {
     color: inherit;
   }