/* slider-wrapper */
.slider-wrapper {
    display: flex;
    position: relative;
    width: 100%;
    height: 40vw;
    max-height: 500px;
    min-height: 300px;
    background: #ddd;
    overflow: hidden;
}

    .slider-wrapper ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }

/* slider-img */
ul.slider-img {
    display: flex;
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    transition: 0.5s;
}

    ul.slider-img li {
        flex: 1 0 100%;
    }

        ul.slider-img li img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

/* slider-arrow */
ul.slider-arrow {
    position: relative;
    color: #fff;
    font-size: 2rem;
    display: flex;
    justify-content: space-between;
    height: 100%;
    width: 100%;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.6);
}

@media screen and (min-width: 768px) {
    ul.slider-arrow {
        font-size: 2.5rem;
    }
}

ul.slider-arrow li {
    display: flex;
    align-items: center;
    cursor: pointer;
    height: 100%;
    padding: 0 15px;
    opacity: 0.4;
    transition: 0.5s;
}

    ul.slider-arrow li:hover {
        opacity: 1;
    }

/* slider-dot */
.slider-dot {
    position: absolute;
    bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    width: 100%;
    color: #fff;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.6);
}

    .slider-dot li {
        cursor: pointer;
        margin: 0 8px;
        font-size: 0.6rem;
        opacity: 0.4;
    }

        .slider-dot li.active {
            opacity: 1;
        }

.Indroduction img {
    max-width: 100% !important;
    height: 100% !important;
}

.Indroduction table {
    width: 100% !important;
}

.Indroduction iframe {
    width: 100%;
    height: 480px;
}

@media screen and (min-width: 768px) {
    .slider-dot li {
        margin: 0 12px;
        font-size: 0.95rem;
    }
}

@media (max-width: 767px) {
    .Indroduction iframe {
        width: 100%;
        height: 350px;
    }
}