html,
body {
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
}

#iam {
    text-align: center;
    padding-top: 5vh;
    flex: 1;
}

.container {
    display: flex;
    justify-content: center;
    align-items: baseline;
}

.namae1 {
    font-family: "Zen Kurenaido", sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 4rem;
}

.namae2 {
    font-family: "Zen Kurenaido", sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 1.6rem;
}

nav {
    display: flex;
    justify-content: center;
    border-top: 1px #000 solid;
    padding-top: 10px;
}

#menu {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: center;
}

#menu li {
    list-style-type: none;
}

#menu li a {
    width: 8rem;
    margin: 10px;
    font-size: 2rem;
    border: #000 solid 1px;
    padding: 1px 20px;
    text-align: center;
    border-radius: 20px;
    color: #000;
    text-decoration: none;
    display: inline-block;
}

#menu li a:hover {
    color: #fff;
    background: #000;
    box-shadow: 0 5px #a1a1a1;
}

/*フッター*/
footer {
    text-align: center;
    padding-top: 26px 0;
}

footer small {
    color: #c7c3ba;
    font-size: .875rem;
}


@media(min-width: 420px) {
    #menu {
        display: flex;
    }
}