#navi {
    margin-top: 20px;
}
#navi .navi_prev {
    background: url(img/arrow_1.svg) no-repeat center / contain;
    width: 50px;
    height: 50px;
    display: block;
    font-size: 0;
    margin-right: 3px;
}
#navi .navi_prev:hover {
    background-image: url(img/arrow_1h.svg);
}
#navi div.navi_prev {
    opacity: 0;
}
#navi .navi_page {
    width: 50px;
    height: 50px;
    font-size: 16px;
    line-height: 48px;
    text-align: center;
    text-decoration: none;
    margin: 0 3px;
    display: inline-block;
    background-color: #000;
    color: #fff;
    border-radius: 7px;
    border: 1px solid;
}
#navi a.navi_page {
    background-color: transparent;
    color: #000;
}
#navi div.navi_page, #navi .navi_page:hover {

}
#navi a.navi_page:hover {
    background-color: #1500ff;
    color: #fff;
}
#navi .navi_next {
    background: url(img/arrow_1.svg) no-repeat center / contain;
    width: 50px;
    height: 50px;
    display: block;
    font-size: 0;
    transform: rotate(180deg);
    margin-left: 3px;
}
#navi .navi_next:hover {
    background-image: url(img/arrow_1h.svg);
}
#navi div.navi_next {
    opacity: 0;
}