.banner {
    width: 100%;
    height: 600px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f1f1f1;
    position: relative; /* Needed for positioning children (buttons, dots) */
    z-index: 1; /* Banner is below other content */
}

.banner img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    position: absolute;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.banner img.active {
    opacity: 1;
}

.banner-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 12px 16px;
    font-size: 24px;
    cursor: pointer;
    z-index: 1000; /* Buttons and dots above banner images */
    border-radius: 5px;
}

.banner-btn:hover {
    background-color: rgba(0, 0, 0, 0.7);
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 1000; /* Buttons and dots above banner images */
}

.dot {
    width: 8px;
    height: 8px;
    background-color: #bbb;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background-color: white;
}