/* フッター******************************************************************************************** */
footer {
    position: relative;
    z-index: 850;
}

footer .footer_back {
    position: absolute;
    bottom: 0;
    width: 100vw;
    height: auto;
}

footer .footer_logo_pc {
    position: absolute;
    bottom: 5vw;
    height: 13vw;
    max-height: 250px;
    left: 15%;
    transform: translate(-50%, 0);
}

footer .footer_logo_sp {
    display: none;
}

footer .footer_nav {
    position: absolute;
    bottom: 7.5vw;
    left: 50%;
    transform: translate(-50%, 0);
    display: flex;
}

footer .footer_nav li a {
    margin-left: 10px;
    margin-right: 10px;
}

footer small {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translate(-50%, -50%);
}

@media only screen and (max-width : 767px) {
    footer small {
        bottom: 10px;
        font-size: 5px;
    }

    footer .footer_logo_pc {
        display: none;
    }

    footer .footer_logo_sp {
        display: block;
        position: absolute;
        bottom: 7.5vw;
        height: 7.5vw;
        max-height: 100px;
        left: 50%;
        transform: translate(-50%, 0);
    }

    footer .footer_nav {
        display: none;
    }
}

/* マウスホバー グレー */
.footer_nav li .line_ani2 {
    position: relative;
}

.footer_nav li .line_ani2::after {
    content: '';
    /*絶対配置で線の位置を決める*/
    position: absolute;
    bottom: -20%;
    left: 10%;
    /*線の形状*/
    width: 80%;
    height: 1px;
    background: #4d4d4d;
    /*アニメーションの指定*/
    transition: all .3s;
    transform: scale(0, 1);
    /*X方向0、Y方向1*/
    transform-origin: center top;
    /*上部中央基点*/
}

.footer_nav li .line_ani2:hover::after {
    transform: scale(1.3, 1);
    /*X方向にスケール拡大*/
}