@media (max-width: 768px) {
    .back,
    .card{
        margin-bottom: 0 !important;
    }
    
    .content {
        margin-top: 0;
    }

    .content h2 {
        font-weight: 700;
        font-size: .22rem;
        color: #4b4b4b;
        line-height: 1.6;
    }

    .content .time {
        font-size: .12rem;
        color: #848484;
        text-align: center;
        background: #f0f0f0;
        border-radius: .04rem;
        padding: .12rem;
        margin: .2rem 0;
    }

    .content img {
        max-width: 100% !important;
        line-height: 0;
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
     .content p{
        text-indent: 2em;
        text-align: left;
        line-height: 1.8;
        font-size: 16px;
        margin-bottom: .24rem;
    }

    .footer-box{
        margin-top: 0 !important;  
    }
}