/* 全体 */
* {
    margin: 0;
    padding: 0;
    color: rgba(98, 98, 98, 1);
    box-sizing: border-box;
    scroll-behavior: smooth;
    text-decoration: none;
    font-family: 'ヒラギノ明朝 ProN','Hiragino Mincho ProN','ＭＳ 明朝', 'MS Mincho', 'sans-serif-medium', sans-serif;
}
html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background: rgba(245, 246, 248, 1);
}
body {
    flex: 1;
    overflow-y: auto;
    max-width: 680px;
    min-height: 100%;
    margin: 0 auto;
    padding: 0 20px;
}
/* 本文 */
article {
    margin: 100px 0;
}
article img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 70vh;
    filter: drop-shadow(2px 2px 30px rgba(0, 0, 0, 0.3));
    object-fit: contain;
}
article img.pixel {
    image-rendering: pixelated;
}
article img.round {
    border-radius: 15px;
}
article div.parent {
    margin-top: 25px;
    text-align: right;
}
article div.child {
    font-size: 7px;
    display: inline-block;
    text-align: left;
}
article div.child {
    font-size: 7px;
    display: inline-block;
    text-align: left;
}
article p {
    font-size: 10px;
}
article p.title {
    margin-bottom: 3px;
    font-size: 16px;
}
article p.welcome {
    padding: 0 30px;
    text-align: justify;
    font-size: 15px;
}
hr {
    height: 1.3px;
    background-color: rgba(54, 54, 54, 0.3);
    width: 100%;
    border: none;
}
/* フッター */
footer {
    text-align: center;
    width: 100%;
    margin-top: 100px;
}
footer p {
    margin: 0;
}
footer .menu {
    display: inline-block;
    font-size: 10px;
    padding-right: 5px;
    border-right: solid 1px;
}
footer .menu:hover {
    text-decoration: underline;
}
footer .menu:first-child {
    padding-left: 5px;
    border-left: solid 1px;
}
.copyright {
    font-size: 15px;
    padding: 10px 0 32px 0;
}