.slider {
    position: relative;

}

.slider-inner {
    width: 100%;
    max-width: 840px;
    overflow: hidden;
    margin: 0 auto;
}

.slides {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    box-sizing: border-box;
}

.slide img {
    width: 100%;
    display: block;
}

/* ナビボタン */
.prev,
.next {
    position: absolute;
    top: 20vw;
    transform: translateY(-50%);
    background: #00a3d9;
    color: white;
    border: none;
    font-size: 24px;
    padding: 8px 12px;
    cursor: pointer;
    z-index: 8;
}

.prev {
    left: -1vw;
}

.next {
    right: -1vw;
}

/* ドット */
.dots {
    text-align: center;
    margin-top: 10px;
}

.dots span {
    display: inline-block;
    width: 16px;
    height: 16px;
    margin: 0 6px;
    background: #ccc;
    border-radius: 50%;
    cursor: pointer;
}

.dots .active {
    background: #00a3d9;
}


@media (max-width: 767px) {

    .prev,
    .next {
        top: 40%;
        font-size: 80%;
        padding: 8px 12px;
    }

    .prev {
        left: -1vw;
    }

    .next {
        right: -1vw;
    }
}