.spinner {
    width: 40px;
    height: 40px;
    position: relative;
}

.double-bounce1,
.double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--main);
    opacity: 0.6;
    position: absolute;
    top: 0;
    right: 0;
    animation: sk-bounce 2.0s infinite ease-in-out;
}

.double-bounce2 {
    animation-delay: -1.0s;
}

@keyframes sk-bounce {

    0%,
    100% {
        transform: scale(0.0);
    }

    50% {
        transform: scale(1.0);
    }
}