body {
    margin: 0;
}

#img-1,
#img-2,
#img-3,
#img-4,
#img-5,
#img-6,
#img-7,
#img-8,
#img-8,
#img-9,
#img-10,
#img-11,
#img-12,
#img-13,
#img-14,
#img-15,
#img-16,
#img-17,
#img-18,
#img-19,
#img-20,
#img-21,
#info,
footer {
    display: flex;
    justify-content: center;
}

.img-1,
.img-2,
.img-3,
.img-4,
.img-5,
.img-6,
.img-7,
.img-8,
.img-8,
.img-9,
.img-10,
.img-11,
.img-12,
.img-13,
.img-14,
.img-15,
.img-16,
.img-17,
.img-18,
.img-19,
.img-20,
.img-21,
.info {
    max-width: 430px;
    width: 100%;
    height: 100%;
    object-fit: contain;
    margin: auto;
}

#info {
    width: 90%;
    max-width: 430px;
    margin: 0 auto;
    font-family: sans-serif;
}

.info {
    font-size: calc(0.5em + 0.5vw);
}

td {
    padding: 15px 0 15px;
    color: #000;
    text-align: center;
    background-color: #F8D414;
}

.btn--orange,
a.btn--orange {
    color: #fff;
    background-color: #06C755;
}

.btn--orange:hover,
a.btn--orange:hover {
    color: #06C755;
    background: #fff;
    border-color: #06C755;
}

a.btn--radius {
    border-radius: 100vh;
}

.btn {
    position: fixed;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 320px;
    padding: 10px 0 10px;
    text-align: center;
    vertical-align: bottom;
    text-decoration: none;
    font-size: 20px;
    border: 3px solid #fff;
    font-weight: bold;
    font-family: sans-serif;
    opacity: 0.7;
}


.slider-y {
    /* 以下の設定は必須 */
    scroll-snap-type: y mandatory;
    position: relative;
    width: 100%;
    overflow-y: scroll;

    /* 以下デモ用のデザイン */
    height: 100dvh;
}

.slider-y>div {
    /* 以下の設定は必須 */
    scroll-snap-align: start;
    height: 100%;
    width: 100%;

    /* 以下デモ用のデザイン */
    color: #FFF;
    font-size: 150%;
    font-weight: bold;
    /* 文字の上下左右中央寄せのための記述 */
    display: flex;
    align-items: center;
    justify-content: center;
}



.fadeIn {
    animation-name: fadeIn;
    animation-delay: 1s;
    animation-duration: 5s;
    animation-fill-mode: forwards;
    animation-iteration-count: infinite;
    opacity: 0;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.img-1 {
    background-color: #FCE57B;
}

.img-2 {
    background-color: #41D1A3;
}

.img-3 {
    background-color: #F9F8F6;
}

.img-4 {
    background-color: #1C1C1C;
}

.img-5 {
    background-color: #FFE57B;
}

.img-6 {
    background-color: #41D1A3;
}

.img-7 {
    background-color: #1C1C1C;
}

.img-8 {
    background-color: #1C1C1C;
}

.img-9 {
    background-color: #F9D101;
}

.img-10 {
    background-color: #FFFFFF;
}

.img-11 {
    background-color: #41D1A3;
}

.img-12 {
    background-color: #41D1A3;
}

.img-13 {
    background-color: #41D1A3;
}

.img-14 {
    background-color: #FFFFFF;
}

.img-15 {
    background-color: #FFFFFF;
}

.img-16 {
    background-color: #FFFFFF;
}

.img-17 {
    background-color: #1C1C1C;
}

.img-18 {
    background-color: #1C1C1C;
}

.img-19 {
    background-color: #F8D414;
}

.img-20 {
    background-color: #F8D414;
}

.img-21 {
    background-color: #F8D414;
}