Implement responsiveness in graph

awx/ui/static/less/new-dashboard.less

@@ -8,6 +8,19 @@
  */
 
 
+.graph-wrapper {
+  width: 100%;
+}
+
+.graph {
+  background-color: white;
+  // @include transition(width 2s ease-in-out, height 2s ease-in-out);
+  position: relative;
+  text-align: center;
+  width: 100%;
+  height: 100%;
+  margin: 0 auto;
+}
 
 .job-status-graph, .host-count-graph{
   font: 10px sans-serif;
@@ -99,4 +112,4 @@ due to the login screen showing on top of the dashboard, we're hiding the border
 
 .m, .n{
   cursor:pointer;
-}
+}