@charset "utf-8";

/* CSS Document */
main.main {
    margin-top: 5rem;
    margin-bottom: 14rem;
}

.h1_heading {
    margin-top: 0;
}

.tech_page {
    margin-top: 4.5rem;
}

.tech_page>.area {
    padding: 0 2rem 0 2rem;
}

/***********************************************/
@media only screen and (min-width:768px) {
    main.main {
        margin-top: 23rem;
        margin-bottom: 19.7rem;
    }

    .tech_page>.area {
        width: 86.25%;
        margin: 0 auto 0 auto;
        padding: 0;
    }
}
/***********************************************/



/*LIGHT TOUGH (tech_112.html)*/
main.main:has(#light_tough) {
    margin-bottom: 0;
}

#light_tough {
    background-color: #000000;
    color: #FFFFFF !important;
    padding-bottom: 14rem;
}

#light_tough dl.lt {
    display: flex;
    flex-flow: wrap;
    justify-content: center;
    row-gap: 2rem;
}

#light_tough dl.lt>dt {
    width: 27.4rem;
}

#light_tough dl.lt>dd {
    width: 100%;
}

#light_tough .lt_flex {
    margin-top: 7rem;
    display: flex;
    flex-flow: column;
    row-gap: 7rem;
}

#light_tough ul.lt_img {
    display: flex;
    flex-flow: column;
    row-gap: 3.5rem;
}

#light_tough .li_img3 ul.sp {
    display: flex;
    flex-flow: column;
    row-gap: 1rem;
}

@media only screen and (min-width:768px) {
    #light_tough {
        padding-bottom: 19.7rem;
    }

    #light_tough dl.lt {
        flex-flow: wrap;
        align-items: center;
        justify-content: space-between;
    }

    #light_tough dl.lt>dt {
        width: 54.8rem;
    }

    #light_tough dl.lt>dd {
        width: calc(100% - 54.8rem - 4rem);
    }

    #light_tough .lt_flex {
        margin-top: 4rem;
        row-gap: 8rem;
    }

    #light_tough ul.lt_img {
        flex-flow: wrap;
        justify-content: space-between;
    }

    #light_tough ul.lt_img>li:nth-of-type(1) {
        width: 58rem;
    }

    #light_tough ul.lt_img>li:nth-of-type(2) {
        width: 76rem;
    }

    #light_tough .youtube {
        width: 100rem;
        margin: 0 auto 0 auto;
    }
}
/***********************************************/