.content-body {
    max-width: 1200px;
    margin: 0 auto;
    flex: 1;
}

.hero-heading {
    font-size: 1.8rem;
    margin-bottom: 16px;
    font-weight: normal;
    text-align: center;
}
.hero-description {
    font-size: 1.8rem;
    text-align: center;
}

.section-title {
    font-size: 4.2rem;
    margin-bottom: 40px;
}

.subtitle {
    margin-top: 32px;
    margin-bottom: 32px;
    font-size: 2.4rem;
    font-weight: normal;
    text-align: center;
}
.section-description {
    margin: 32px 0;
    font-size: 2rem;
    text-align: center;
}
.section-notice-text {
    font-size: 1.8rem;
}
.section-list {
    font-size: 1.8rem;
    list-style: disc;
    margin-top: 32px;
    padding-left: 40px;
}
.section-list li {
    margin-bottom: 16px;
}
.section-list li:last-child {
    margin-bottom: 0;
}

.youtube-movie {
    width: 900px;
    height: 506px;
}

.image-and-text {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}
.image-and-text .image {
    width: 432px;
    min-width: 432px;
    margin-right: 36px;
}
.image-and-text .text {
    font-size: 1.6rem;
}

.target-user-images {
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
}
.target-user-images .target-user {
    width: 288px;
}
.target-user .target-user-text {
    margin-top: 16px;
    text-align: center;
}

.supported-extensions-image {
    margin: 32px 0 24px;
}

.system-configuration-img {
    margin: 32px auto 0;
}

.mixpace-button {
    margin: 16px auto;
    padding: 16px;
    /* width: 224px; */
    width: 184px;
    display: block;
    font-size: 2.2rem;
    text-align: center;
    color: #ffffff;
    border-radius: 4px;
    background-color: #ff8c00;
}
.mixpace-button:visited {
    color: #ffffff;
}

.download-ar-marker-link {
    margin-top: 32px;
    display: block;
    text-align: center;
}
.download-ar-marker-link img {
    margin: 0 auto;
    width: 200px;
}

.flex-table {
    width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    border: 1px solid darkorange;
}
.flex-table-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #fdd2b8;
}
.flex-table-row:last-child {
    border-bottom: none;
}
.flex-table-cell {
    padding: 8px;
    font-size: 1.6rem;
    flex-grow: 1;
    border-right: 1px solid #fdd2b8;
}
.flex-table-cell:first-child {
    min-width: 256px;
    max-width: 256px;
    background-color: #fee9dc;
}
.flex-table-cell:last-child {
    border-right: none;
}
.app-store-links {
    margin-top: 48px;
    display: flex;
    justify-content: center;
}
.store-link {
    margin-right: 24px;
    font-size: 1.4rem;
    text-align: center;
}
.store-link:last-child {
    margin-right: 0;
}
.store-link img {
    width: 240px;
}

@media screen and (max-width: 640px) {
    .content-body {
        max-width: 100vw;
        margin: 0 auto;
        padding: 0 16px;
    }

    .hero-heading {
        font-size: 1.2rem;
    }
    .section-title {
        font-size: 2.8rem;
        margin-bottom: 32px;
    }
    .subtitle {
        font-size: 2.2rem;
    }
    .section-description {
        font-size: 1.6rem;
    }
    .section-text {
        font-size: 1.4rem;
    }

    .section-list {
        padding-left: 20px;
    }

    .youtube-movie {
        width: 100%;
        height: 25vh;
    }

    .image-and-text {
        flex-direction: column;
    }
    .image-and-text .image {
        width: unset;
        min-width: unset;
        margin: 0 40px 40px;
    }
    .image-and-text .text {
        font-size: 1.4rem;
    }

    .target-user-images .target-user {
        width: 32%;
    }
    .target-user .target-user-text {
        font-size: 1.2rem;
    }

    .flex-table {
        width: 75vw;
    }
    .flex-table-row {
        flex-direction: column;
    }
    .flex-table-cell {
        font-size: 1.4rem;
    }
    .flex-table-cell:first-child {
        width: 100%;
        color: white;
        min-width: unset;
        max-width: unset;
        background-color: darkorange;
    }
    .app-store-links {
        justify-content: space-between;
        row-gap: 16px;
        flex-wrap: wrap;
    }
    .store-link {
        font-size: 1.2rem;
        margin: 0;
        width: 48%;
    }
}