<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">
  
<link rel="apple-touch-icon" type="image/png" href="https://i.ibb.co/852XnXC/Icon.png" />
<meta name="apple-mobile-web-app-title" content="Cooli">

<link rel="shortcut icon" type="image/x-icon" href="https://i.ibb.co/852XnXC/Icon.png" />

<link rel="mask-icon" type="" href="https://i.ibb.co/852XnXC/Icon.png" />


  <title>Abhiraj's Coin Flip</title>
  
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css">

  
  
<style>
@import url("https://fonts.googleapis.com/css2?family=Comfortaa:wght@700&display=swap");
* {
  font-family: "Comfortaa", cursive;
  box-sizing: border-box;
}

body {
  background: #1c1c1c;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100vh;
}

button {
  background: none;
  border: 2px solid green;
  padding: 12px 30px 11px;
  text-transform: uppercase;
  font-weight: bold;
  letter-spacing: 5px;
  position: relative;
  color: white;
  z-index: 0;
  font-size: 12px;
  outline: none;
}
button:before {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 0px;
  background: green;
  transition: 0.2s;
  z-index: -1;
}
button:hover:before {
  height: 100%;
}
button:hover {
  cursor: pointer;
}

.outcome {
  height: 200px;
  width: 200px;
  background: #555;
  margin-bottom: 50px;
  border-radius: 50%;
  border-style: dotted;
  border-color: #1c1c1c;
  border-width: 3px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  transform: rotateY(0deg) rotateX(0deg);
  transition: 1s;
  font-size: 32px;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: bold;
  line-height: 0.8;
  color: #222;
  box-shadow: 0 0 30px black;
}
.outcome.flip {
  transition: 1s;
  transform: rotateY(720deg) rotateX(720deg);
}
.outcome.toss {
  -webkit-animation: toss 0.7s forwards ease-in-out;
          animation: toss 0.7s forwards ease-in-out;
}
.outcome:before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  height: 185px;
  width: 185px;
  display: block;
  background: none;
  border: 1px solid rgba(0, 0, 0, 0.25);
  border-radius: 50%;
}
.outcome:after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  height: 190px;
  width: 190px;
  display: block;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
}

@-webkit-keyframes toss {
  0% {
    top: 0px;
  }
  50% {
    top: -150px;
  }
  100% {
    top: 0px;
  }
}

@keyframes toss {
  0% {
    top: 0px;
  }
  50% {
    top: -150px;
  }
  100% {
    top: 0px;
  }
}
</style>

  
  
  
  

</head>

<body translate="no" >
  <div class="outcome">

</div>
<button id="coinFlipButton" style="font-family: 'Comfortaa', cursive">Flip Coin</button>
  
  
      <script id="rendered-js" >


var coinFlipButton = document.getElementById("coinFlipButton");
var outcome = document.querySelector(".outcome");

function getRandomNumber() {
	return Math.floor(Math.random() * (2 - 1 + 1)) + 1;
}

coinFlipButton.addEventListener("click", function () {
	var randomNumber = getRandomNumber();
	outcome.textContent = "";
	outcome.classList.toggle("flip");
	outcome.classList.add("toss");


	setTimeout(function () {
		if (randomNumber == 1) {
			outcome.textContent = "heads";
		} else if (randomNumber == 2) {
			outcome.textContent = "tails";
		}
		outcome.classList.remove("toss");
	}, 800);
});
    </script>

  

</body>
Run Pen

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.