@charset "UTF-8";

.about {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.about__item:last-child {
    width: 280px;
    margin-top: 20px;
}
.howto {
    margin-top: 60px;
}
.howto__list {
    margin-top: -40px;
}
.howto__item {
    margin-top: 40px;
    padding-bottom: 20px;
    border-bottom: solid #cccccc 1px;
}
.howto__image {
    padding-bottom: 20px;
    border-bottom: solid #cccccc 2px;
    text-align: center;
}
.howto__description {
    padding: 20px 0;
}

.c_mobileButtonWrap {
    margin: 20px 15px;
}

@media screen and (min-width: 768px) {
    .about {
        flex-direction: row;
        align-items: flex-start;
    }
    .about__item:first-child {
        width: calc(100% - 320px);
        margin-right: 40px;
    }
    .about__item:last-child {
        margin-top: 0;
    }
    .howto {
        margin-top: 0;
    }
    .howto__list {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        margin-top: -60px;
    }
    .howto__item {
        width: calc((100% - 70px) / 3);
        margin-top: 60px;
        padding-bottom: 40px;
    }

    .c_mobileButtonWrap {
        max-width: 400px;
        margin: 10px 0 40px;
    }
}