.instructions {
    text-align: center;
    padding-left: 100px;
    padding-right: 100px;
    display: none;
}

.choosing {
    display: none;
} 

.result {
    display: none;
}



#instructiontext {
  font-size: 25;
  padding-left:100px;
  padding-right:100px;
}

#pilewrap {
  background: #black;
  margin: 0 auto;
  text-align: center;
}

.pile {
  width: 150px;
  height: 150px;
  border: thin black solid;
  display: inline-block;
}

#pile1 {
  background: crimson;
  margin-right: 100px;
}

#pile2 {
  background: dodgerblue;
}

#buttons {
  padding-top: 25px;
  text-align: center;
}

.button {
  display: inline-block;
}

.roundheading{
  text-align: center;
}