.d-problem-item{
    margin-top: .38rem;
}

.d-problem-img{
    width: 1.8rem;
    height: 1.8rem;
}

.d-problem-title{
    font-size: .2rem;
    color: #333333;
    line-height: .27rem;
    font-weight: 600;
    margin: .08rem 0 .12rem;
}

.d-problem-item .text{
    line-height: .22rem;
    font-size: .16rem;
}

.d-section-title{
    margin: .4rem 0; 
}