In level 5 I can't see the sand – Heavy Excavator Simulator PRO Review

Can you guys please make the water blue(any)and sand(any)a color that will be seen in water. I used brighter screen and can't see it. And tried to do it over 10x hole level and failed can't see the sand to grab it. Can you Guys help me in that I'm stuck! Thank you for help!
Review by Winallday24.7 on Heavy Excavator Simulator PRO.