Fix zoom padding

projects/common-map/src/fm-map/components/aol/zoom-to-extent/zoom-to-extent.component.ts

@@ -25,10 +25,10 @@ export class ZoomToExtentComponent implements OnChanges {
       let threshold = 40 * rem;
       var left = 1 * rem;
       var right = 1 * rem;
-      var bottom = Math.round(size[1] / 2);
+      var bottom = Math.round((size[1] / 2) + (4*rem));
       var top = 1 * rem;
       if (size[0] > threshold) {
-        bottom = 1 * rem;
+        bottom = 5 * rem;
         left = 23 * rem;
       }
       options.padding = [top, right, bottom, left];