.content{
    width: 100%;
}

.content .topic_img{
    width: 100%;
}

.content .topic_img img{
    width: 100%;
    vertical-align: bottom;
}

.content .topic_short_desc{
    background-color: #fff;
    width: 100%;
    margin-bottom: 0.2rem;
}

.content .topic_short_desc .topic_short_desc_box{
    margin-left: 0.25rem;
    margin-right: 0.25rem;
    text-align: left;
    padding-bottom: 0.4rem;
    padding-top: 0.2rem;
}

.content .topic_short_desc .title{
    font-size: 0.36rem;
    line-height: 0.56rem;
}

.content .topic_short_desc .description{
    margin-top: 0.2rem;
    font-size: 0.34rem;
    line-height: 0.48rem;
    color: #777777;
    text-indent: 2em;
}