page display animation

by Santosh Thakur

HTML

<div id="loader"></div>

<div style="display:none;" id="myDiv" class="animate-bottom">
  <h1>Tada!</h1>
  <h3 class="animate-bottom1">Some text in my newly loaded page..</h3>
</div>

CSS

/* Center the loader */

#loader {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 1;
  width: 150px;
  height: 150px;
  margin: -75px 0 0 -75px;
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  width: 120px;
  height: 120px;
  -webkit-animation: spin 2s linear infinite;
  animation: spin 2s linear infinite;
}

@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
/* Add animation to "page content" */


.animate-bottom {
  position: relative;
  -webkit-animation-name: animatebottom;
  -webkit-animation-duration: 1s;
  animation-name: animatebottom;
  animation-duration: 1s
}
.animate-bottom1 {
  position: relative;
  -webkit-animation-name: animatebottom;
  -webkit-animation-duration: 1s;
  animation-name: animatebottom;
  animation-duration: 2s
}

@-webkit-keyframes animatebottom {
  from {
    bottom: -100px;
    opacity: 0
  }
  to {
    bottom: 0px;
    opacity: 1
  }
}

@keyframes animatebottom {
  from {
    left: -100px;
    opacity: 0
  }
  to {
    left: 0;
    opacity: 1
  }
}
#myDiv {
  text-align: center;
}

JavaScript

var myVar;

function myFunction() {
  myVar = setTimeout(showPage, 3000);
}

function showPage() {
  document.getElementById("loader").style.display = "none";
  document.getElementById("myDiv").style.display = "block";
}
myFunction();