Minor dark fixes

Fixes contest dropdown and Darkly dropdown background

assets/css/cyborg/overrides.css

@@ -69,6 +69,7 @@ path.grid-worked {
 */
 
 .form-control, 
+.form-control-sm,
 .form-control:focus,
 .form-control:disabled,
 .custom-select {

assets/css/darkly/overrides.css

@@ -68,9 +68,15 @@ path.grid-worked {
 */
 
 .form-control,
+.form-control-sm,
 .form-control:focus,
 .form-control:disabled,
 .custom-select {
 	background-color: rgba(20,20,20,.5);
 	color: #eee; 
 }
+
+select optgroup,
+select option {
+	background-color: #222;
+}

assets/css/superhero/overrides.css

@@ -67,6 +67,7 @@ path.grid-worked {
 */
 
 .form-control,
+.form-control-sm,
 .form-control:focus,
 .form-control:disabled,
 .custom-select {