Fix overlapping buttons in “Series details → Access policy” dialog #1426 (#1439)

* #1422 fixed the button alignment.

* #1422 fixed the button alignment.

Author: TIKaushik

src/styles/components/modals/_footer.scss

@@ -31,6 +31,11 @@
     border-bottom-right-radius: variables.$main-border-radius;
     background: color.adjust(variables.$body-background, $lightness: -3%);
     border-top: 1px solid variables.$main-border-color;
+    div {
+        &.pull-right{
+            float:right;
+        }
+    }
 
     button {
         @include button.btn(green);