.pc .aboutUs {
    height: 240px;
    background: url(../images/pc/aboutus_header.png) no-repeat center;
    padding-top: 70px;
}

.pc .aboutUs p:nth-child(1) {
    font-family: PingFangSC-Semibold;
    font-size: 24px;
    color: #FFFFFF;
    letter-spacing: 0.86px;
    text-align: center;
    line-height: 60px;
    font-weight: 600;
}

.pc .aboutUs p:nth-child(2) {
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #F0F0F0;
    letter-spacing: 0.6px;
    text-align: center;
    line-height: 16px;
    font-weight: 400;
}

.pc .about {
    padding: 60px 0 150px;
    width: 800px;
    margin: 0 auto;
}

.pc .about h2 {
    font-family: PingFangSC-Semibold;
    font-size: 24px;
    color: #000000;
    letter-spacing: 0.86px;
    line-height: 56px;
    font-weight: 600;
    margin-bottom: 40px;
}

.pc .about h2::after {
    background: #3166B1;
    width: 60px;
    height: 4px;
    content: "";
    display: block;
}

.pc .about p {
    text-indent: 32px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #000000;
    letter-spacing: 0.8px;
    line-height: 28px;
    font-weight: 400;
}

.pc .about h3 {
    font-family: PingFangSC-Semibold;
    font-size: 40px;
    color: #000000;
    letter-spacing: 0.8px;
    font-weight: 600;
    text-align: center;
}

.pc .about h4 {
    font-family: PingFangSC-Semibold;
    font-size: 16px;
    color: #000000;
    letter-spacing: 0.8px;
    line-height: 28px;
    font-weight: 600;
}

.pc .about b {
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #000000;
    letter-spacing: 0.8px;
    line-height: 28px;
    font-weight: 400;
}

@media (max-width: 1080px) {
    .phone .aboutUs {
        height: 32vw;
        background: url(../images/phone/aboutus_header.png) no-repeat center;
        background-size: cover;
        padding-top: 9.2vw;
    }
    .phone .aboutUs p:nth-child(1) {
        font-family: PingFangSC-Semibold;
        font-size: 4.8vw;
        color: #FFFFFF;
        letter-spacing: 0.86px;
        text-align: center;
        font-weight: 600;
    }
    .phone .aboutUs p:nth-child(2) {
        font-family: PingFangSC-Regular;
        font-size: 3.2vw;
        color: #F0F0F0;
        letter-spacing: 0.6px;
        text-align: center;
        font-weight: 400;
    }
    .phone .about {
        padding: 8vw 4vw 8vw;
    }
    .phone .about h2 {
        font-family: PingFangSC-Semibold;
        font-size: 4.8vw;
        color: #000000;
        letter-spacing: 0.86px;
        font-weight: 600;
        margin-bottom: 8vw;
        line-height: 10vw;
    }
    .phone .about h2::after {
        background: #3166B1;
        width: 12vw;
        height: 4px;
        content: "";
        display: block;
    }
    .phone .about p {
        text-indent: 6.4vw;
        font-family: PingFangSC-Regular;
        font-size: 3.2vw;
        color: #000000;
        letter-spacing: 0.8px;
        line-height: 5.6vw;
        font-weight: 400;
    }
    .phone .about h3 {
        font-family: PingFangSC-Semibold;
        font-size: 8vw;
        color: #000000;
        letter-spacing: 0.8px;
        font-weight: 600;
        text-align: center;
    }
    .phone .about h4 {
        font-family: PingFangSC-Semibold;
        font-size: 3.2vw;
        color: #000000;
        letter-spacing: 0.8px;
        line-height: 5.6vw;
        font-weight: 600;
    }
    .phone .about b {
        font-family: PingFangSC-Regular;
        font-size: 3.2vw;
        color: #000000;
        letter-spacing: 0.8px;
        line-height: 5.6vw;
        font-weight: 400;
    }
}