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    <title>Dice Simulator 2015</title>
    <link rel="stylesheet" href="style.css">
  <p id="placeholder">
  <button id="button">Roll Dice</button>
  <script src="dice.js"></script>
  <script src="ui.js"></script>
              * {
  font-family: Helvetica, Arial, sans-serif;
  text-align: center;
button {
  background-color: rgb(82, 186, 179);
  border-radius: 6px;
  border: none;
  color: rgb(255, 255, 255);
  padding: 10px;
  text-transform: uppercase;
  width: 200px;
  cursor: pointer;
#placeholder {
  height: 100px;
  width: 100px;
  padding: 50px;
  margin: 50px auto;
  border: 1px solid gray;
  border-radius: 10px;  
              var dice = {
  sides: 6,
  roll: function () {
    var randomNumber = Math.floor(Math.random() * this.sides) + 1;
    return randomNumber;

//Prints dice roll to the page

function printNumber(number) {
  var placeholder = document.getElementById('placeholder');
  placeholder.innerHTML = number;

var button = document.getElementById('button');

button.onclick = function() {
  var result = dice.roll();

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