#preloader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #00102E;
    z-index: 999%;
}

#preloader .inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.bolas>div {
    display: inline-block;
    background-color: #fff;
    width: 25px;
    height: 25px;
    border-radius: 100%;
    margin: 3px;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    animation-name: animarBola;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.bolas>div:nth-child(1) {
    animation-duration: 0.75s;
    animation-delay: 0;
}

.bolas>div:nth-child(2) {
    animation-duration: 0.75s;
    animation-delay: 0.12s;
}

.bolas>div:nth-child(3) {
    animation-duration: 0.75s;
    animation-delay: 0.24s;
}

@keyframes animarBola {
    0% {
        -webkit-transform: scale(1);
        transform: scale(1);
        opacity: 1;
    }
    16% {
        -webkit-transform: scale(0.1);
        transform: scale(0.1);
        opacity: 0.7;
    }
    33% {
        -webkit-transform: scale(1);
        transform: scale(1);
        opacity: 1;
    }
}