give new link on home-page-news a more contrasting color

src/app/+home-page/home-news/themes/home-news.component.mantis.scss

+@import '../../../../styles/variables.scss';
+@import '../../../../styles/mixins.scss';
+
 :host-context(.mantis) {
+  $home-news-link-color: $green !default;
+  $home-news-link-color: darken($home-news-link-color, 15%) !default;
+
     .jumbotron {
         background-color: transparent;
     }
-}
\ No newline at end of file
+
+  a {
+    color: $home-news-link-color;
+
+    @include hover {
+      color: $home-news-link-color;
+    }
+  }
+}