#define pushbuttonblue 7
#define pushbuttonred 5
#define pushbuttongreen 6
#define pushbuttonoff 8
#define ledpinblue 2
#define ledpinred 4
#define ledpingreen 3
boolean stand = false;
byte pbb = 0;
byte pbr = 0;
byte pbg = 0;
byte pbo = 0;
void setup() {
Serial.begin(9600);
pinMode(ledpinblue, OUTPUT);
pinMode(ledpinred, OUTPUT);
pinMode(ledpingreen, OUTPUT);
pinMode(pushbuttonblue, INPUT);
pinMode(pushbuttonred, INPUT);
pinMode(pushbuttongreen, INPUT);
pinMode(pushbuttonoff, INPUT);
pbb = digitalRead(pushbuttonblue);
pbg = digitalRead(pushbuttongreen);
pbr = digitalRead(pushbuttonred);
pbo = digitalRead(pushbuttonoff);
}

void loop() {
  label1:
  if (digitalRead(pushbuttonblue) == 1){
    stand = !stand;
    while(stand == true){
      digitalWrite(ledpinblue, LOW);
      pbb = digitalRead(pushbuttonblue);
      pbg = digitalRead(pushbuttongreen);
      pbr = digitalRead(pushbuttonred);
      pbo = digitalRead(pushbuttonoff);
      delay(200);
      if ((pbb || pbg || pbr || pbo) == 1){
        digitalWrite(ledpinblue, HIGH);
        goto label1;
      }
    }
  }
  if (digitalRead(pushbuttonred) == 1){
    stand = !stand;
    while(stand == true){
      digitalWrite(ledpinred, LOW);
    }
  }
  if (digitalRead(pushbuttongreen) == 1){
    stand = !stand;
    while(stand == true){
      digitalWrite(ledpingreen, LOW);
    }
  }
  if (digitalRead(pushbuttonoff) == 1){
    stand = !stand;
    while(stand == true){
      digitalWrite(ledpinblue, HIGH);
      digitalWrite(ledpinred, HIGH);
      digitalWrite(ledpingreen, HIGH);
    }
  }
  else{
    digitalWrite(ledpinblue, HIGH);
    digitalWrite(ledpinred, HIGH);
    digitalWrite(ledpingreen, HIGH);
  }
}