.preloader {
    width: 100%;
    height: 100%;
    top: 0;
    position: fixed;
    z-index: 99999;
    background: #fff
}

.lds-ripple {
    display: inline-block;
    width: 64px;
    height: 64px;
    position: absolute;
    top: calc(50% - 3.5px);
    left: calc(50% - 3.5px)
}

.lds-ripple .lds-pos {
    position: absolute;
    border: 2px solid #2962FF;
    opacity: 1;
    border-radius: 50%;
    animation: lds-ripple 1s cubic-bezier(0, .1, .5, 1) infinite
}

.lds-ripple .lds-pos:nth-child(2) {
    animation-delay: -.5s
}

@keyframes lds-ripple {
    0% {
        top: 28px;
        left: 28px;
        width: 0;
        height: 0;
        opacity: 0
    }

    5% {
        top: 28px;
        left: 28px;
        width: 0;
        height: 0;
        opacity: 1
    }

    100% {
        top: -1px;
        left: -1px;
        width: 58px;
        height: 58px;
        opacity: 0
    }
}