nav{
    width: 1920px;
    height: 80px;
    box-shadow: 0px 20px 20px #f0f3f4;
    margin: 0 auto;
}
.navbox ul{
    width: 1200px;
    display: flex;
    justify-content: space-around;
    margin-top: 0;
    margin: 0 auto;
}
.navbox ul li{
    list-style: none;
    text-align: center;
}
.navbox ul li:hover{
    border-bottom: 3px solid #189afc;
}
.navbox ul li a{
    color: #354070;
    line-height: 80px;
    text-decoration: none;
    font-weight: 700;
}
.navbox ul li:hover a{
    color: #189afc;
    font-weight: 700;
}
.mainbox .ups_left{
    width: 487px;
    height: 876px;
    margin-right: 20px;
}
.mainbox .ups_left p{
    color: #354070;
    font-size: 21px;
    line-height: 10px;
}
.mainbox .ups_right{
    width: 690px;
    height: 876px;
}
.dhl{
    display: flex;
    margin-top: 140px;
}
.ups{
    display: flex;
    margin-top: 140px;
}
.fedex{
    display: flex;
    margin-top: 140px;
}
.cardbox{
    display: flex;
    margin-bottom: 140px;
}
.cardbox div{
    width: 588px;
    height: 394px;
    box-shadow: 10px 10px 10px #f0f3f4;
    text-align: center;
    color: #354070;
}
.one_card{
    margin-right: 20px;
}
.cardbox div p{
    text-align: left;
    margin-left: 46px;
    color: #354070;
}
.lcl{
    margin-top: 140px;
    margin-bottom: 190px;
}
.p_hr{
    margin-top: 60px;
}
.lcl p{
    width: 1200px;
    font-size: 28px;
    color: #354070;
}