* {
    box-sizing: border-box;
}


html {
    margin: 0;
    padding: 0;
}


body {
    margin: 0;
    padding: 0;

    background: #fff;
    color: #000;

    font-family:
        "Yu Mincho",
        "YuMincho",
        serif;

    font-size: 14px;
    line-height: 1.8;
}


/* header */

header {
    position: fixed;
    top: 0;
    left: 0;

    width: 100%;

    padding: 20px 30px;

    display: flex;
    justify-content: space-between;
    align-items: center;

    background: #fff;

    z-index: 1000;
}


/* name */

.name {
    color: #000;
    text-decoration: none;

    font-family:
        "Yu Mincho",
        "YuMincho",
        serif;

    font-size: 20px;
    font-weight: normal;
    letter-spacing: 0.25em;

    white-space: nowrap;
}


/* menu button */

.menu-button {
    width: 44px;
    height: 44px;

    margin: 0;
    padding: 0;

    border: none;
    background: none;

    color: #000;

    font-family:
        "Hiragino Sans",
        sans-serif;

    font-size: 24px;
    font-weight: normal;
    line-height: 1;

    cursor: pointer;
}

.container {
    width: calc(100% - 40px);
    max-width: 680px;

    margin: 0 auto;

    padding-top: 100px;
    padding-bottom: 100px;
}


/* topの設定 */

.top-image {
    width: 100%;
}


.top-image img {
    display: block;

    width: 100%;
    height: auto;
}


/* image,information,words...margin */

.information {
    margin-top: 100px;
}


.top-words {
    margin-top: 60px;
}


/* headings */

h2 {
    margin: 0 0 35px 0;

    font-family:
        "Yu Mincho",
        "YuMincho",
        serif;

    font-size: 20px;
    font-weight: normal;
    line-height: 1.8;
}


/* contents */

.information-list p,
.words-list p {
    margin: 0;
    padding: 0;
}

/* menu */

.menu {
    position: fixed;
    top: 0;
    left: 0;

    width: 100%;
    height: 100vh;

    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;

    background: #fff;

    z-index: 900;
}


.menu.open {
    display: flex;
}


.menu a {
    color: #000;
    text-decoration: none;

    font-family:
        "Yu Mincho",
        "YuMincho",
        serif;

    font-size: 14px;
    font-weight: normal;
}

.social-links {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    width: 100%;
    margin-top: 16px;
}

.social-links img {
    display: block;
    object-fit: contain;
}

.social-links a:first-child img {
    width: 18px;
    height: 15px;
}

.social-links a:last-child img {
    width: 200px;
    height: 22px;
}

/* topの設定ここまで */

/* worksの設定 */
/* worksの設定ここまで */
/* words on the groundの設定 */
p {
    margin-top: 150px;
    margin-bottom: 50px;
}
/* words on the groundの設定ここまで */

/* aboutの設定 */
/* aboutの設定ここまで */