.content-header {
    margin-bottom: .4rem;
    text-align: center;
    color: #b1b1b1;
    border-bottom: #b1b1b1 solid 1px;
}
.content-header h1 {text-align: center; font-size: .3rem;font-weight: normal;color: #333}
.content-header .info {
    margin: 0rem auto;
}
.content-header .info span {
       margin: auto .05rem;
    font-size: .21rem;
}

.friendly-tips {
    padding: .2rem 0;
    text-align: center;
    font-weight: normal;
    font-size: .24rem;
    color: #f45b56;
    border: #f45b56 solid 2px;margin-top: .5rem;
}

.ious {
    display: block;
    font-size: .18rem;
    margin: .1rem auto;
}
.ious:first-of-type {
    margin-top: .4rem;
}
.ious:last-of-type {
    margin-bottom: .4rem;
}



.article-daodu { box-sizing: border-box; margin: 10px auto; padding: 10px; text-align: left; font-size: 14px; line-height: 28px; color: #333; background-color: #f1f1f1; border-radius: 10px;}
.article-daodu span { font-size: 16px;}