fix demo layer controls
fix demo layer controls

rosamcgee/tangram,TitoAgudelo/tangram,zerebubuth/tangram,rosamcgee/tangram,zerebubuth/tangram,xvilan/tangram,taylorhxu/tangram,DHaylock/tangram,TitoAgudelo/tangram,zerebubuth/tangram,rosamcgee/tangram,taylorhxu/tangram,DHaylock/tangram,xvilan/tangram,ceseale/tangram,tangrams/tangram,TitoAgudelo/tangram,ceseale/tangram,xvilan/tangram,taylorhxu/tangram,ceseale/tangram,tangrams/tangram,DHaylock/tangram