<style>
.preloader {
    display: none;
    z-index: 101;
    position: absolute;
    top: 0;
    right: 0;
    margin: 0;
    width: 100%;
    height: 100%;
}
.preloader .pre_overlay {
    z-index:101;
    position:absolute;
    top:0;
    right:0;
    margin:0;
    width:100%;
    height:100%;
    background-color:rgba(255,255,255,0.5);
}
.preloader .pre_content {
    z-index: 102;
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    margin: auto;
    width: 85px;
    height: 20px;
    direction: ltr;
    text-align: center;
}
.preloader .pre_content span {
    display:block;
    bottom:0px;
    width: 15px;
    height: 5px;
    background:#9b59b6;
    position:absolute;
    animation: preloader 1.5s  infinite ease-in-out;
}
.preloader .pre_content span:nth-child(2) {
    left:17px;
    animation-delay: .2s;
}
.preloader .pre_content span:nth-child(3) {
    left:34px;
    animation-delay: .4s;
}
.preloader .pre_content span:nth-child(4) {
    left:51px;
    animation-delay: .6s;
}
.preloader .pre_content span:nth-child(5) {
    left:68px;
    animation-delay: .8s;
}
@keyframes preloader {
    0% {height:5px;transform:translateY(0px);background:#9b59b6;}
    25% {height:25px;transform:translateY(12px);background:#3498db;}
    50% {height:50px;transform:translateY(25px);background:#9b59b6;}
    75% {height:25px;transform:translateY(12px);background:#3498db;}
    100% {height:5px;transform:translateY(0px);background:#9b59b6;}
}
.preloader .pre_progress_bar {
    position: absolute;
    z-index: 103;
    top: 0;
    right: 0;
    width: 100%;
    height: 5px;
}
.preloader .pre_progress_bar .pre_prog_value {
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height:5px;
    background-color:#28F;
}
</style>
