@charset "utf-8";

/*========= ページトップのためのCSS ===============*/
.top {
    width: 50px;
}

/*リンクの形状*/
#page-top a {
    position: relative;
}

#page-top a::before {
    content: "TOP";
    position: absolute;
    top: -90px;
    left: 10px;
    z-index: 1;
    font-size: 1rem;
    color: #333;
    text-align: center;
    text-transform: uppercase;
}

#page-top a:hover {
    .top {

        transition: all 0.5s;
        transform: rotate(180deg);
    }
}

/*リンクを右下に固定*/
#page-top {
    position: fixed;
    right: 10px;
    bottom: 10px;
    z-index: 2;
    /*はじめは非表示*/
    opacity: 0;
    transform: translateY(100px);
}

/*　上に上がる動き　*/

#page-top.UpMove {
    animation: UpAnime 0.5s forwards;
}

@keyframes UpAnime {
    from {
        opacity: 0;
        transform: translateY(100px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/*　下に下がる動き　*/

#page-top.DownMove {
    animation: DownAnime 0.5s forwards;
}

@keyframes DownAnime {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 1;
        transform: translateY(100px);
    }
}