.back-loader-div {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: white;
    z-index: 50;
    opacity: 30%;
}

.la-ball-spin-clockwise,
.la-ball-spin-clockwise > div {
    position: relative;
    box-sizing: border-box;
}
.la-ball-spin-clockwise {
    display: block;
    font-size: 0;
    color: #fff;
}
.la-ball-spin-clockwise.la-dark {
    color: #333;
}
.la-ball-spin-clockwise > div {
    display: inline-block;
    float: none;
    background-color: currentColor;
    border: 0 solid currentColor;
}
.la-ball-spin-clockwise {
    width: 32px;
    height: 32px;
}
.la-ball-spin-clockwise > div {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    margin-top: -4px;
    margin-left: -4px;
    border-radius: 100%;
    -webkit-animation: ball-spin-clockwise 1s infinite ease-in-out;
    animation: ball-spin-clockwise 1s infinite ease-in-out;
}
.la-ball-spin-clockwise > div:nth-child(1) {
    top: 5%;
    left: 50%;
    -webkit-animation-delay: -.875s;
    animation-delay: -.875s;
}
.la-ball-spin-clockwise > div:nth-child(2) {
    top: 18.1801948466%;
    left: 81.8198051534%;
    -webkit-animation-delay: -.75s;
    animation-delay: -.75s;
}
.la-ball-spin-clockwise > div:nth-child(3) {
    top: 50%;
    left: 95%;
    -webkit-animation-delay: -.625s;
    animation-delay: -.625s;
}
.la-ball-spin-clockwise > div:nth-child(4) {
    top: 81.8198051534%;
    left: 81.8198051534%;
    -webkit-animation-delay: -.5s;
    animation-delay: -.5s;
}
.la-ball-spin-clockwise > div:nth-child(5) {
    top: 94.9999999966%;
    left: 50.0000000005%;
    -webkit-animation-delay: -.375s;
    animation-delay: -.375s;
}
.la-ball-spin-clockwise > div:nth-child(6) {
    top: 81.8198046966%;
    left: 18.1801949248%;
    -webkit-animation-delay: -.25s;
    animation-delay: -.25s;
}
.la-ball-spin-clockwise > div:nth-child(7) {
    top: 49.9999750815%;
    left: 5.0000051215%;
    -webkit-animation-delay: -.125s;
    animation-delay: -.125s;
}
.la-ball-spin-clockwise > div:nth-child(8) {
    top: 18.179464974%;
    left: 18.1803700518%;
    -webkit-animation-delay: 0s;
    animation-delay: 0s;
}
.la-ball-spin-clockwise.la-sm {
    width: 16px;
    height: 16px;
}
.la-ball-spin-clockwise.la-sm > div {
    width: 4px;
    height: 4px;
    margin-top: -2px;
    margin-left: -2px;
}
.la-ball-spin-clockwise.la-2x {
    width: 64px;
    height: 64px;
}
.la-ball-spin-clockwise.la-2x > div {
    width: 16px;
    height: 16px;
    margin-top: -8px;
    margin-left: -8px;
}
.la-ball-spin-clockwise.la-3x {
    width: 96px;
    height: 96px;
}
.la-ball-spin-clockwise.la-3x > div {
    width: 24px;
    height: 24px;
    margin-top: -12px;
    margin-left: -12px;
}
/*
 * Animation
 */
@-webkit-keyframes ball-spin-clockwise {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 0;
        transform: scale(0);
    }
}
@keyframes ball-spin-clockwise {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 0;
        transform: scale(0);
    }
}