Add new theme

assets/css/components/helpers.css

@@ -0,0 +1,19 @@
+/* Helper class to limit a text block to two lines. */
+.two-lines-ellipsis {
+  display: block;
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+/* Helper class to limit a text block to three lines. */
+.three-lines-ellipsis {
+  display: block;
+  display: -webkit-box;
+  -webkit-line-clamp: 3;
+  -webkit-box-orient: vertical;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}