.msz-loading {
    display: flex;
    justify-content: center;
    flex-direction: column;
    min-width: var(--msz-loading-container-width, calc(var(--msz-loading-size, 1) * 100px));
    min-height: var(--msz-loading-container-height, calc(var(--msz-loading-size, 1) * 100px));
}
.msz-loading-inline {
    display: inline-flex;
    min-width: 0;
    min-height: 0;
}

.msz-loading-frame {
    display: flex;
    justify-content: center;
    flex: 0 0 auto;
}

.msz-loading-icon {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: var(--msz-loading-gap, calc(var(--msz-loading-size, 1) * 1px));
    margin: var(--msz-loading-margin, calc(var(--msz-loading-size, 1) * 10px));
}

.msz-loading-icon-block {
    background: var(--msz-loading-colour, currentColor);
    width: var(--msz-loading-width, calc(var(--msz-loading-size, 1) * 10px));
    height: var(--msz-loading-height, calc(var(--msz-loading-size, 1) * 10px));
}

.msz-loading-icon-block-hidden {
    opacity: 0;
}