#toggle-switch-container{
  background-color: #060711;
  
}



#bg{
  background-image: linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.5)), url("bgimg-dark.jpg");
  position: relative;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  height: 100%;
}
#calculator{
  background-color: #2C3033;
}

#history{
  color: #c2c3c4;
}
#output{
  color: aliceblue;
}





.operator, .number, .empty{
  color: aliceblue;
}
.number, .empty{
  background-color: #2C3033;
}






button:nth-child(1){
  background-color: #3f4549;
}
button:nth-child(2){
  background-color: #3f4549;
}
button:nth-child(3){
  background-color: #3f4549;
}