.single-page {
    padding: 100px 0;
}
.header-img {
    text-align: center;
    margin-bottom: 40px;
}
.contents-title {
    color: #0B41A0;
    font-size: 36px;
    font-family: "HiraginoN7";
    padding-top: 80px;
}
.contents-body {
    font-size: 16px;
    font-family: "HiraginoN5";
    margin: 40px 0 80px 0;
    line-height: 26px;
}

@media screen and (max-width: 768px) {
    .contents-title {
        font-size: 18px;
    }
}

@media screen and (max-width: 575px) {
    .single-page {
        padding-top: 12px;
    }
    .header-img {
        display: none;
    }
    .contents-title {
        font-size: 18px;
        width: 100%;
        text-align: center;
        padding-top: 0;
    }
    .contents-body {
        font-size: 14px;
    }
}