Untitled

<style>
.preloader {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: #fff;
z-index: 99999;
overflow: hidden;
}
.preloader:before {
content: '';
position: absolute;
margin: auto;
left: 0;
right: 0;
top: 0;
bottom: 0;
width: 80px;
height: 80px;
background-image: url(logonnb2.png);
-webkit-animation: spin 2s linear infinite;
animation: spin 1s linear infinite;
}
@-webkit-keyframes spin {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg);
}
}
@keyframes spin {
0% {
-webkit-transform: rotate(0deg);
transform: rotate(0deg);
}
100% {
-webkit-transform: rotate(360deg);
transform: rotate(360deg);
}
}
.spin {
-webkit-animation: spin 2s linear infinite;
animation: spin 1s linear infinite;
}
.logo228 {
width: 250px;
}
</style>

<div class="preloader" style="justify-content: center; align-items: center; display: flex;">
<img src="logonnb2.png" class="logo228">
</div>

<script>
jQuery(document).ready(function($) {
$(window).load(function() {
setTimeout(function() {
$('.preloader').fadeOut('slow', function() {});
}, 2000);
});
});
</script>