@-webkit-keyframes spin {
    0%   { 
        -webkit-transform: rotate(0deg); 
        -ms-transform: rotate(0deg);
        transform: rotate(0deg); 
    }
    100% {
        -webkit-transform: rotate(360deg);  /* Chrome, Opera 15+, Safari 3.1+ */
        -ms-transform: rotate(360deg);  /* IE 9 */
        transform: rotate(360deg);  /* Firefox 16+, IE 10+, Opera */
    }
}
@keyframes spin {
    0%   { 
        -webkit-transform: rotate(0deg);  /* Chrome, Opera 15+, Safari 3.1+ */
        -ms-transform: rotate(0deg);  /* IE 9 */
        transform: rotate(0deg);  /* Firefox 16+, IE 10+, Opera */
    }
    100% {
        -webkit-transform: rotate(360deg);  /* Chrome, Opera 15+, Safari 3.1+ */
        -ms-transform: rotate(360deg);  /* IE 9 */
        transform: rotate(360deg);  /* Firefox 16+, IE 10+, Opera */
    }
}
#loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    background: #1d1d1b;
}
#loader-wrapper .loader-section {
    position: fixed;
    top: 0;
    width: 51%;
    height: 100%;
    background: #1d1d1b;
    z-index: 1000;
    -webkit-transform: translateX(0);
    -ms-transform: translateX(0);
    transform: translateX(0);
}
#loader-wrapper .loader-section.section-left {
    left: 0;
}
#loader-wrapper .loader-section.section-right {
    right: 0;
}
#loader {
    display: block;
    position: relative;
    left: 50%;
    top: 50%;
    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #1CF9DF;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite; 
    z-index: 1001;
}
#loader:before {
    content: "";
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #fff;
    -webkit-animation: spin 3s linear infinite;
    animation: spin 3s linear infinite;
}
#loader:after {
    content: "";
    position: absolute;
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #f3f3f3;
    -webkit-animation: spin 1.5s linear infinite;
    animation: spin 1.5s linear infinite;
}