.bl_sp_top_slider_ad {
    display: none;
}

.bl_side_ad_center {
    margin-bottom: 30px;
}

.bl_side_ad_center .nt_ad_image {
    width: 300px;
}

.bl_side_ad_header {
    margin: 0 auto 30px;
    width: 300px;
    height: 250px;
}

.bl_side_ad_footer {
    margin: 0 auto 30px;
    width: 300px;
    min-height: 250px;
}

.nt_ad_image {
    cursor: pointer;
    margin: 0 auto;
}

.bl_header_top_banner {
    text-align: center;
}

.bl_header_top_banner .nt_ad_image {
    width: 728px;
    height: 90px;
}

.bl_ad_slider {
    margin-bottom: 30px;
}

.bl_ad_slider .nt_ad_image {
    width: 745px;
    height: 287px;
}

.bl_ad_big {
    margin-top: 25px;
    text-align: center;
}

.bl_ad_big .nt_ad_image {
    width: 1068px;
    height: 150px;
}

.bl_ad_background {
    z-index: -1;
    position: fixed;
    width: 100%;
    height: 100%;
    background: #eef9ff center top no-repeat fixed;
}

#reminder_banner {
    position: fixed;
    top: 0;
    left: 0;
}

#reminder_banner.visible {
    opacity: 1;
    transform: translateY(0);
}

#reminder_banner.hidden {
    transform: translateY(-100%);
}

.bl_article_title_bottom_ad {
    position: relative;
    width: 100%;
    height: 100%;
    padding-top: 83.33333%;
    margin-bottom: 42px;
}

.bl_article_title_bottom_ad_inner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    text-align: center;
}

.video_ad_sp {
    display: none;
}

.video_ad_pc {
    display: block;
    width: 702px;
    height: 410px;
}

@media screen and (max-width: 768px) {
    .bl_sp_top_slider_ad {
        display: block;
        margin: 0 auto;
        padding: 10px;
        min-height: 20vw;
    }

    .bl_side_ad_center {
        display: none;
    }

    .bl_header_top_banner .nt_ad_image {
        width: 100%;
        height: auto;
    }

    .bl_ad_slider {
        margin: 20px 0;
        padding: 0 10px;
        min-height: 38.3vw;
    }

    .bl_ad_slider .nt_ad_image {
        width: 100%;
        height: auto;
    }

    .bl_ad_big .nt_ad_image {
        width: 100%;
        height: auto;
    }

    .bl_ad_rectangle {
        margin: 20px 0 40px;
        padding: 0 10px;
        text-align: center;
        /* border-bottom: 20px solid #eeeeee; */
    }

    .bl_side_ad_center .nt_ad_image {
        width: 100%;
        height: auto;
    }

    .bl_headerBanner {
        width: 100%;
        min-height: 25.4vw;
    }

    .bl_ad_mainvisual {
        width: 100%;
        min-height: 56vw;
    }

    .video_ad_sp_container {
        position: relative;
        width: 100%;
        padding-top: 61.25%;
    }

    .video_ad_sp {
        display: block;
        position: absolute;
        top:0;
        left: 0;
        width: 100%;
    }

    .video_ad_pc {
        display: none;
    }
}