#loading {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dots-container {
    display: flex;
    justify-content: space-between;
    width: 60px;
}

.dot {
    width: 15px;
    height: 15px;
    background-color: red;
    border-radius: 50%;
    animation: dotBounce 1s infinite;
}

    .dot:nth-child(2) {
        animation-delay: 0.2s;
    }

    .dot:nth-child(3) {
        animation-delay: 0.4s;
    }

@keyframes dotBounce {
    0%, 80%, 100% {
        transform: scale(0);
    }

    40% {
        transform: scale(1);
    }
}