#loading_area {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .loader {
    position: relative;
    width: 48px;
    height: 48px;
}

.bar {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 10px;
    background: #bbbbbb;
    border-radius: 2px;
    transform-origin: center -10px;
    opacity: 0;
    animation: fade 1.4s linear infinite;
}

@keyframes fade {
    0% {
        opacity: 0;
    }

    20% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.bar1 {
    transform: rotate(0deg);
    animation-delay: 0s;
}

.bar2 {
    transform: rotate(30deg);
    animation-delay: 0.1s;
}

.bar3 {
    transform: rotate(60deg);
    animation-delay: 0.2s;
}

.bar4 {
    transform: rotate(90deg);
    animation-delay: 0.3s;
}

.bar5 {
    transform: rotate(120deg);
    animation-delay: 0.4s;
}

.bar6 {
    transform: rotate(150deg);
    animation-delay: 0.5s;
}

.bar7 {
    transform: rotate(180deg);
    animation-delay: 0.6s;
}

.bar8 {
    transform: rotate(210deg);
    animation-delay: 0.7s;
}

.bar9 {
    transform: rotate(240deg);
    animation-delay: 0.8s;
}

.bar10 {
    transform: rotate(270deg);
    animation-delay: 0.9s;
}

.bar11 {
    transform: rotate(300deg);
    animation-delay: 1.0s;
}

.bar12 {
    transform: rotate(330deg);
    animation-delay: 1.1s;
}