.loading {
    z-index: 999999;
    position: fixed;
    top: 0;
    left:-5px;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.398);
}
@keyframes slide{
    0% { transform: scale(1); }
    50%{opacity: 0.3;transform: scale(2); }
    100%{ transform: scale(1); }
}
.loading-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate3d(-50%, -50%, 0);
}
.loading-content .loading-dot{
    display: inline-block !important;
}
.loading-dot{
    width: 25px;
    height: 25px;
    background: #FF9900;
    border-radius: 100%;
    display: none;
    animation: slide 1s infinite;
}
.loading-dot:nth-child(1) {
    animation-delay: 0.1s;
    background: #ec9819;
}
.loading-dot:nth-child(2) {
    animation-delay: 0.2s;
    background: #d4922e;
}
.loading-dot:nth-child(3) {
    animation-delay: 0.3s;
    background: #c08b3b;
}
.loading-dot:nth-child(4) {
    animation-delay: 0.4s;
    background: #ad8343;
}