Implements the compact toggle

Signed-off-by: Michael Weimann <mail@michael-weimann.eu>

css/compact-mode.scss

@@ -0,0 +1,41 @@
+/*
+ * @copyright Copyright (c) 2018 Michael Weimann <mail@michael-weimann.eu>
+ *
+ * @author 2018 Michael Weimann <mail@michael-weimann.eu>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+.compact-mode {
+  .card {
+    margin: $compact-board-item-margin;
+
+    &:last-child {
+      margin: $compact-board-last-item-margin;
+    }
+  }
+
+  .stack {
+    .as-sortable-placeholder {
+      margin: $compact-board-item-margin;
+
+      &:last-child {
+        margin: $compact-board-last-item-margin;
+      }
+    }
+  }
+}