@charset "utf-8";

@media screen and (max-width: 768px) {

    header {
        height: 300px;
    }

    header h1 {
        margin-top: 60px;
        font-size: 35px;
        color: #FFF;
    }

    .section_1 {
        padding: 0 10px;
    }

    .flex_area_big {
        /* padding: 0 10px; */
    }

    .flex_area {
        display: block;
        margin: 0 auto;
        text-align: center;
        margin-bottom: 80px;
    }

    .flex_area img {
        display: block;
        max-width: 100%;
        height: auto;
        margin: 0 auto;
        margin-bottom:40px;
    }

    .flex_area_iframe {
        max-width: 480px;
        width: 100%;
        height: auto;
        aspect-ratio: 975 / 550;
    }

    .footer_left {
        padding: 0 10px;
        max-width: 510px;
        width: 100%;
        margin-left: 0px;
    }

    .footer_left h2 {
        font-size: 28px;
    }

    .footer_left .name {
        max-width: 460px;
        width: 100%;
    }

    .footer_left h3 {
        font-size: 24px;
    }

    .footer_left .p1 {
        font-size: 18px;
    }

    .footer_left .p2 {
        font-size: 18px;
    }

    .footer_right {
        margin-right: 50px;
        margin-bottom: 20px;
    }

    .footer_right p {
        font-size: 20px;
    }
}