Added buttons page part, Patched docker compose file, Added clock display

Update docker-compose.dev.yml, index.php, and 3 more files...

scss/core/display.scss

@@ -6,6 +6,10 @@
 	display: none;
 }
 
+.d-block {
+	display: block;
+}
+
 .d-inline-block {
 	display: inline-block;
 }