<div class="wrapper">
  <span class="circle circle-1"></span>
  <span class="circle circle-2"></span>
  <span class="circle circle-3"></span>
  <span class="circle circle-4"></span>
  <span class="circle circle-5"></span>
  <span class="circle circle-6"></span>
  <span class="circle circle-7"></span>
  <span class="circle circle-8"></span>
</div>


<footer>
  <p>
		Created with <i class="fa fa-heart"></i> by
		<a target="_blank" href="https://codepen.io/ahmadbassamemran/">Ahmad Emran</a>
    Follow me : 
      <a target="_blank"  href="https://www.instagram.com/ahmadbassamemran/"><i class="fab fa-instagram"></i></a>
    <a target="_blank"  href="https://www.linkedin.com/in/ahmademarn/"><i class="fab fa-linkedin"></i></a>
    <a target="_blank" href="https://codepen.io/ahmadbassamemran/"><i class="fab fa-codepen"></i></a> 
        <a target="_blank" href="https://dev.to/ahmadbassamemran"><i class="fab fa-dev"></i></a> 
             <a target="_blank" href="https://twitter.com/ahmadbassamemra"><i class="fab fa-twitter-square"></i></a> 
	</p>
</footer>

<div class="youtubeBtn">
  <a target="_blank" href="https://www.youtube.com/AhmadEmran?sub_confirmation=1">
      <span>Watch on YouTube</span>
  <i class="fab fa-youtube"></i>
    </a>

</div>
body{
  padding: 0;
  margin: 0;
  background-color: #fcdc29;
  text-align: center;
  height:100vh;
  font-family: 'lato';
  font-weight: 100;;
}
.wrapper{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%, -50%); 
}
.circle{
  display: inline-block;
  width: 15px;
  height: 15px;
  background-color: #fcdc29;
  border-radius: 50%;
  animation: loading 1.5s cubic-bezier(.8, .5, .2, 1.4) infinite;
  transform-origin: bottom center;
  position: relative;
}
@keyframes loading{
  0%{
    transform: translateY(0px);
    background-color: #fcdc29;
  }
  50%{
    transform: translateY(50px);
    background-color: #ef584a;
  }
  100%{
    transform: translateY(0px);
    background-color: #fcdc29;
  }
}
.circle-1{
  animation-delay: 0.1s;
}
.circle-2{
  animation-delay: 0.2s;
}
.circle-3{
  animation-delay: 0.3s;
}
.circle-4{
  animation-delay: 0.4s;
}
.circle-5{
  animation-delay: 0.5s;
}
.circle-6{
  animation-delay: 0.6s;
}
.circle-7{
  animation-delay: 0.7s;
}
.circle-8{
  animation-delay: 0.8s;
}















/*  footer   */
footer {
    background-color: #222;
    color: #fff;
    font-size: 14px;
    bottom: 0;
    position: fixed;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 999;
}

footer p {
    margin: 10px 0;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida  Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
footer .fa-heart{
    color: red;
}
footer .fa-dev{
    color: #fff;
}
footer .fa-twitter-square{
  color:#1da0f1;
}
footer .fa-instagram{
  color: #f0007c;
}
fotter .fa-linkedin{
  color:#0073b1;
}
footer .fa-codepen{
  color:#fff
}
footer a {
    color: #3c97bf;
    text-decoration: none;
  margin-right:5px;
}
.youtubeBtn{
    position: fixed;
    left: 50%;
  transform:translatex(-50%);
    bottom: 45px;
    cursor: pointer;
    transition: all .3s;
    vertical-align: middle;
    text-align: center;
    display: inline-block;
}
.youtubeBtn i{
   font-size:20px;
  float:left;
}
.youtubeBtn a{
    color:#ff0000;
    text-shadow: 0px 2px 5px rgba(0,0,0,.5);
    animation: youtubeAnim 1000ms linear infinite;
  float:right;
}
.youtubeBtn a:hover{
  color:#c9110f;
  transition:all .3s ease-in-out;
  text-shadow: none;
}
.youtubeBtn i:active{
  transform:scale(.9);
  transition:all .3s ease-in-out;
}
.youtubeBtn span{
    font-family: 'Lato';
    font-weight: bold;
    color: #000;
    display: block;
    font-size: 12px;
    float: right;
    line-height: 20px;
    padding-left: 5px;
  
}

@keyframes youtubeAnim{
  0%,100%{
    color:#c9110f;
  }
  50%{
    color:#ff0000;
  }
}
/* footer  */

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.8.2/css/all.min.css

External JavaScript

This Pen doesn't use any external JavaScript resources.