:root {
    --carousel-border-radius: 0.25rem;
    --carousel-border-radius-sm: 0.125rem;
    --carousel-border-radius-lg: 0.5rem;
    --carousel-border-radius-xl: 1rem;
    --carousel-border-radius-xxl: 2rem;
    --carousel-border-radius-pill: 50rem;
}

.carousel-rounded {
    border-radius: var(--carousel-border-radius);
}
.carousel-rounded-0 {
    border-radius: 0;
}
.carousel-rounded-1 {
    border-radius: var(--carousel-border-radius-sm);
}
.carousel-rounded-2 {
    border-radius: var(--carousel-border-radius);
}
.carousel-rounded-3 {
    border-radius: var(--carousel-border-radius-lg);
}
.carousel-rounded-4 {
    border-radius: var(--carousel-border-radius-xl);
}
.carousel-rounded-5 {
    border-radius: var(--carousel-border-radius-xxl);
}
.carousel-rounded-circle {
    border-radius: 50%;
}
.carousel-rounded-pill {
    border-radius: var(--carousel-border-radius-pill);
}
.iframe-rounded-3 {
    border-radius: var(--carousel-border-radius-lg);
    height: 400px;
}