.banner-container,
.banner-container * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
.banner-container {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.banner {
    display: flex;
    width: 100%;
    transition: transform 0.5s ease-in-out;
}

.banner-image {
    width: 100%;
    flex-shrink: 0;
    height: auto;
    object-fit: cover;
    display: block;
}

/* gombok */
button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    padding: 10px;
    cursor: pointer;
    z-index: 1;
    font-size: 24px;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.prev {
    left: 10px;
}

.next {
    right: 10px;
}