body{
    font-family: "Yu Gothic Medium", "游ゴシック Medium", YuGothic, "游ゴシック体", "ヒラノギ角ゴ Pro W3", sans-serif;
    line-height: 1.7;
    margin: 0px;
    overflow-y: scroll;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition:
        background-color .3s ease,
        color .3s ease;
}
a{
    text-decoration: none;
}
.photos{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
.photos img{
    max-width: 100%;
    width: 20%;
    height: auto;
    margin: 1%;
}

.photos-maintenance{
    display: flex;
    margin: auto;
}
.photos-maintenance svg{
    margin: auto 10px;
    width: 64px;
    height: 64px;
}