body {
    background-color: #0d47a1;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    overflow: hidden;
    animation: colorChange 6s infinite alternate;
}

@keyframes colorChange {
    0% {
        background-color: #0d47a1;
    }

    25% {
        background-color: #1976d2;
    }

    50% {
        background-color: #0d47a1;
    }

    75% {
        background-color: #1565c0;
    }

    100% {
        background-color: #0d47a1;
    }
}

.carousel {
    max-width: 800px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

.carousel .carousel-item img {
    border-radius: 10px;
}

.carousel-control-prev,
.carousel-control-next {
    width: 5%;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
}

.carousel-control-prev-icon:before,
.carousel-control-next-icon:before {
    color: #ffffff;
}

.carousel-indicators {
    bottom: 20px;
}

.carousel-indicators li {
    background-color: rgba(0, 0, 0, 0.3);
}

.carousel-indicators .active {
    background-color: #000000;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}