#preloader-background {
background: #fff none repeat scroll 0 0;
height: 100%;
left: 0;
position: fixed;
top: 0;
width: 100%;
z-index: 99999;
}
#preloader-background .preloader-wrapper {
left: 50%;
position: absolute;
top: 50%;
-webkit-transform:  translate(-50%, -50%);
-moz-transform:  translate(-50%, -50%);
-ms-transform:  translate(-50%, -50%);
-o-transform:  translate(-50%, -50%);
transform:  translate(-50%, -50%);
} .sk-spinner-pulse {
width: 40px;
height: 40px;
margin: 40px auto;
background-color: #333;
border-radius: 100%;
-webkit-animation: sk-pulseScaleOut 1s infinite ease-in-out;
animation: sk-pulseScaleOut 1s infinite ease-in-out; }
@-webkit-keyframes sk-pulseScaleOut {
0% {
-webkit-transform: scale(0);
transform: scale(0); }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }
@keyframes sk-pulseScaleOut {
0% {
-webkit-transform: scale(0);
transform: scale(0); }
100% {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 0; } }