Confirmation popup animation

by Shuaib Khan

HTML

<script src="//www.addressfinder.co.nz/assets/v2/widget.js"></script>
<div class="container">
 
  <div class="pop-cont">
    <h4 class="heading">
    Are you sure you want to delete this Item 
    </h4>
  </div>
  <a class="main-btn">
    Delete
  </a>
</div>

CSS

body {
    padding: 5px;
}

.container{
  width:100%;
  height:400px;
  position:relative;
}
.main-btn{
  width: 250px;
  max-height: 40px;
  border:none;
  padding: 10px 15px;
  text-align: center;
  background-color: #4374e0;
  position:absolute;
  top:0;
  bottom:-120px;
  left:0;
  right:0;
  margin: auto;
  color:#fff;
  font-size:32px;
  border-radius: 8px;
  cursor:pointer;
  font-family: 'Roboto'
  
}
.main-btn:hover, .main-btn:active, .main-btn:visited{
  background-color: #1f4fb9;
  outline: 0;
}
.pop-cont{
  position:absolute;
  padding: 40px 15px;
  box-sizing: content-box;
  font-family: 'roboto';
  font-weight: 100;
  width: 250px;
  height: 40px;
  border: 1px solid #f1f1f1;
  box-shadow: 0 0 15px #eee;
  top:0;
  left:0;
  bottom:-120px;
  right: 0;
  margin: auto;
  border-radius: 10px;
  transition: all ease-in 0.3s;
  background-color: #f9f9f9
}
.heading{
  font-size: 32px;
  text-align:center;
}
.pop-cont.open{
 /*  width: 450px;
  height: 300px;
  bottom: 0; */
  animation-name: bounce;
  animation-duration: 0.5s;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
  animation-timing-function: ease-out;
}

@keyframes bounce {
        0%   { width: 250px; height: 40px; bottom:-120px }
        10% { width: 280px; height: 100px; bottom: -100px }
        30%  { width: 350px; height: 150px; bottom: -80px }
        50%  { width: 450px; height: 300px; bottom: -60px }
        60%  { width: 480px; height: 320px; bottom: -40px }
        70%  { width: 520px; height: 350px; bottom: -20px }
        80%  { width: 480px; height: 320px; bottom: 0px }
        85%  { width: 450px; height: 300px; bottom: 20px }
        90%  { width: 420px; height: 250px; bottom: 40px }
        95%  {  width: 440px; height: 280px; bottom: 20px }
        100% { width: 450px; height: 300px; bottom: 0px; } 
    }

JavaScript

$(document).ready(function() {
 	$(".main-btn").on("click", function(e){
  	$(".pop-cont").addClass("open")
  })
});