.about1 {
    height: 100vh;
    background: url(../img/about1.jpg) center no-repeat #181818;
    padding-top: 152px;
}
.about2{
    height: 100vh;
    background: url(../img/about2.jpg) center no-repeat #181818;
    color: #fff;
    display: flex;
    justify-content:center;
    align-items:center;
    text-align: center;
}
.about3 {
    height: 100vh;
    background: url(../img/about3.jpg) center no-repeat #181818;
    text-align: center;
    color: #fff;
    display: flex;
    justify-content:center;
    align-items:center;
}
.about1 .about-remark{
    min-height: 150px;
    color: #fff;
    text-align: justify;
}
.about2 .p1{
    font-size: 42px;
}
.about2 .p2{
    color: #c7c7c7;
    margin-top: 50px;
    line-height: 45px;
    font-size: 24px;
}
.about2 .p3{
    color: #fff;
    margin-top: 50px;
    font-size: 16px;
    line-height: 32px;
}
.about3 .p1{
    font-size: 16px;
}
.about3 .p2{
    font-size: 50px;
    line-height: 120px;
}
.about3 .p3{
    line-height: 32px;
}