.loader {
    position: absolute;
    top: 50%;
    left: 40%;
    margin-left: 10%;
    transform: translate3d(-50%, -50%, 0);
}

.dot {
    width: 24px;
    height: 24px;
    background: #3ac;
    border-radius: 100%;
    display: inline-block;
    animation: slide 1s infinite;
}

.dot:nth-child(1) {
    animation-delay: (.1s);
    background: #26A1D0;
}

.dot:nth-child(2) {
    animation-delay: (.2s);
    background: #66E4F7;
}

.dot:nth-child(3) {
    animation-delay: (.3s);
    background: #7379F7;
}

.dot:nth-child(4) {
    animation-delay: (.4s);
    background: #FFB642;
}

.dot:nth-child(5) {
    animation-delay: (.5s);
    background: #FFDC8D;
}

@keyframes slide {
    0% {
        transform: scale(1);
    }

    50% {
        opacity: .3;
        transform: scale(2);
    }
    100% {
        transform: scale(1);
    }
}