.about-cont {
    padding: 240px 0 120px;
}


.join-box{
    display: flex;
    flex-direction: column;
    align-items: center;
}

.join-bxtit{
    font-size: 130px;
    color: #ffffff;
    font-weight: 600;
}


.join-bxtxt{
    font-size: 30px;
    color: #ffffff;
    text-align: center;
    padding: 30px 0;
    line-height: 46px;
}

.join-bxp{
    font-size: 20px;
    color: #ffffff;
    text-align: center;
    line-height: 36px;
}

.join-bxp a{
    font-size: 22px;
    color: #ffffff;
}


.join-bxcode{
    width: 200px;
    height: 200px;
    padding: 8px;
    border-radius: 5px;
    border: 1px solid #ffffff;
    margin-top: 70px;
}
.join-bxcode img{
    width: 100%;
    height: 100%;
}



@media only screen and (max-width: 1540px) {
    .about-cont {
        padding: 200px 0 100px;
    }

   


    
.join-bxtit{
    font-size: 100px;
}

.join-bxtxt{
    font-size: 26px;
    padding: 25px 0;
    line-height: 40px;
}

.join-bxp{
    font-size: 16px;
    line-height: 32px;
}

.join-bxp a{
    font-size: 18px;
}

.join-bxcode{
    width: 160px;
    height: 160px;
    padding: 6px;
    margin-top: 50px;
}




}

@media only screen and (max-width: 1440px) {

    .about-cont {
        padding: 160px 0 80px;
    }






    .join-bxtit{
        font-size: 80px;
    }
    
    .join-bxtxt{
        font-size: 22px;
        padding: 20px 0;
        line-height: 36px;
    }
    
    .join-bxp{
        font-size: 14px;
        line-height: 26px;
    }
    
    .join-bxp a{
        font-size: 16px;
    }
    
    .join-bxcode{
        width: 160px;
        height: 160px;
        padding: 6px;
        margin-top: 40px;
    }
    


}

@media only screen and (max-width: 769px) {

    .about-cont {
        padding: 1.4rem .1rem .8rem;
    }

    
    .join-bxtit{
            font-size: 60px;
        }



}