div.present-detail {
    text-align:center;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

div.present-detail > div {
    margin: 90px 2vw 20px 2vw
}

div.present-detail > div h1 {
    margin-bottom: 40px;
}

div.present-detail > div img {
    display: block;
    margin: 0 auto 20px;
}

div.present-detail .otolier_link {
    margin: 0 2.5% 0 0;
}