.banner .content{
    background: url("https://oss.hk.brainnewlife.com/site1/images/site2/training_system/banner.jpg") center !important;
}

.training_system{

}
.training_system .title{
    text-align: center;
    margin: 30px 0;
    color: #525e6a;
}
.training_system .title img{
    width: 100%;
}
.origin-text{
    color: #f9a107;
    font-weight: bold;
}
.training_system .content{
    line-height: 32px;
}
.training_system .content h4{
    font-size: 22px;
}
.training_system .content .line{
    margin: 50px 0;
    border-bottom: 1px dashed #000;
}

@media (max-width: 768px) {
    .training_system .content .line{
        margin: 30px 0;
    }
}