feat: synchronize recipe completion controls

Fixes #5\nRefs #1, #2

MMM-NextcloudCookbook.css

@@ -117,6 +117,44 @@
   margin-bottom: calc(18px * var(--ncc-content-scale));
 }
 
+.MMM-NextcloudCookbook .ncc-progress-control {
+  display: flex;
+  gap: calc(16px * var(--ncc-content-scale));
+  align-items: flex-start;
+  cursor: pointer;
+}
+
+.MMM-NextcloudCookbook .ncc-progress-control input {
+  width: calc(40px * var(--ncc-content-scale));
+  height: calc(40px * var(--ncc-content-scale));
+  min-width: 28px;
+  min-height: 28px;
+  margin: calc(10px * var(--ncc-content-scale)) 0 0;
+  accent-color: #8fda9a;
+  cursor: pointer;
+}
+
+.MMM-NextcloudCookbook .ncc-quantity-warning {
+  color: #ffd66b;
+}
+
+.MMM-NextcloudCookbook .ncc-quantity-warning::marker {
+  content: "⚠ ";
+}
+
+.MMM-NextcloudCookbook .ncc-quantity-error {
+  color: #ff9d91;
+}
+
+.MMM-NextcloudCookbook .ncc-quantity-error::marker {
+  content: "! ";
+}
+
+.MMM-NextcloudCookbook .ncc-completed {
+  color: #a8a79f;
+  text-decoration: line-through;
+}
+
 .MMM-NextcloudCookbook .ncc-error {
   color: #ff9d91;
   font-size: 30px;