/* 文字の大きさ */
h1,
h2,
h3,
h4,
ul {
    margin: 0;
    padding: 0;
}

/* 画像サイズ */
#gallery {
    margin: 5% 0;
}

.gallery {
    columns: 2;
    width: calc(100% - 12%);
    z-index: 1;
    overflow: hidden;
    position: relative;
    margin: 8% auto;

}

.gallery li {
    margin-bottom: 20px;
}

.gallery img {
    width: 100%;
    height: auto;
    vertical-align: bottom;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}


.view {
    position: relative;
    margin-top: 10%;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#inline-frame {
    background-color: #ffffff;
    width: 1050px;
    height: 650px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* アニメーション */

.svg-wrapper {
    position: absolute;
    z-index: 2;
    top: 95%;
    left: 50%;
}

@keyframes responsive-float {
    0% {
        transform: translateX(0) scale(0.5);
    }

    100% {
        transform: translateX(30px) scale(0.5);
    }
}

@keyframes responsive-float-short {
    0% {
        transform: translateX(0) scale(0.5);
    }

    100% {
        transform: translateX(15px) scale(0.5);
    }
}

/* スマホ対応 */
@media screen and (max-width: 768px) {

    #TopText {
        top: 53%;
    }

    #TopText h3 {
        margin-left: 1%;
    }

    #gallery {
        margin-top: 15%;
    }

    iframe {
        width: 800px;
    }

    #TopView {
        height: 400px;
    }

    #TopTriangle {
        position: absolute;
        top: 0%;
        left: -2%;
        width: 22%;
    }


    .gallery {
        width: calc(100% - 5%);
        margin: 0 auto;
        columns: 1;
    }

    .gallery li {
        margin-bottom: 10px;
    }

    .gallery img {
        width: 105%;
    }


    #inline-frame {
        width: 850px;
    }

    #inline-frame {
        width: 365px;
        height: 380px;
    }

    iframe {
        width: 350px;
        height: 360px;
    }

    .view {
        position: relative;
        z-index: 1;
        margin: 20% 0 10%;
    }

    .back-ground-logo {
        width: 120px !important;
        display: none;
    }

    .svg-wrapper {
        top: 33%;
        left: 30%;
    }
}