/*---------------------------------------------------------
                共通css
---------------------------------------------------------*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-repeat: no-repeat;
}

a {
    text-decoration: none;
    word-break: break-all;
}

html {
    scroll-padding-top: 160px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    max-width: 1920px;
    margin: 0 auto;
    background-repeat: no-repeat;
    font-family: 'Noto Sans JP', sans-serif;
    background: linear-gradient(180deg, rgba(68, 163, 215, 1) 0%, rgba(202, 228, 240, 1) 100%);
    background-repeat: no-repeat;
    color: #1E1E1E;
}

li {
    list-style: none;
}

a {
    color: #1E1E1E;
    transition: .3s;
}

a:hover {
    opacity: 0.7;
}

main {
    margin-top: 90px;
}

main .inner {
    margin: 0 auto;
    width: 90%;
}

@media screen and (max-width:990px) {
    main {
        margin-top: 70px;
    }

    main .inner {
        width: 100%;
    }
}


/*---------------------------------------------------------
                ページcss
---------------------------------------------------------*/
.top_container {
    display: flex;
    gap: 50px;
}

.top_container .website_list_container,
.top_container .group_website_list_container {
    width: calc((100% - 50px)/2);
}

.top_container .website_list_container h2 {
    color: #FFF;
    font-size: 36px;
    font-weight: bold;
}

.top_container .website_list_container ul {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.top_container .website_list_container ul li {
    width: calc((100% - 20px)/2);
}

.top_container .website_list_container ul li a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.top_container .website_list_container ul li a h3 {
    font-size: 22px;
    font-weight: bold;
}

.top_container .website_list_container ul li a .img_box {
    width: 50%;
}

.top_container .website_list_container ul li a .img_box img {
    width: 100%;
}

.top_container .group_website_list_container h2 {
    font-size: 24px;
    color: #FFF;
    font-weight: bold;
}

.top_container .group_website_list_container ul {
    margin-top: 30px;
}

.top_container .group_website_list_container ul li:not(:first-of-type) {
    margin-top: 10px;
}

.top_container .group_website_list_container ul li a {
    display: flex;
    gap: 10px;
}

.top_container .group_website_list_container ul li a .ic_box {
    width: 15px;
}

.top_container .group_website_list_container ul li a .ic_box img {
    width: 100%;
}

.video_container {
    margin: 50px auto 0;
    width: fit-content;
}

.video_container a {
    display: block;
    width: 100%;
    height: 100%;
}

.video_container a video {
    margin: 0 auto;
    width: auto;
    max-width: 100%;
    height: 100%;
}


@media screen and (max-width:990px) {
    .top_container {
        flex-direction: column;
    }

    .top_container .website_list_container,
    .top_container .group_website_list_container {
        margin: 0 auto;
        width: 90%;
    }

    .top_container .website_list_container h2 {
        font-size: max(3.5vw, 20px);
    }

    .top_container .website_list_container ul li a h3 {
        font-size: max(2.5vw, 16px);
    }

    .top_container .website_list_container ul li a .img_box {
        width: 30%;
        min-width: 90px;
    }

    .top_container .group_website_list_container h2 {
        font-size: max(2.8vw, 18px)
    }

    .video_container a video {
        width: 100%;
    }
}