span.add-button{display:block;height:24px;line-height:24px;font-size:14px;color:#00f;font-style:italic}span.add-button:hover{cursor:pointer}.h-item{margin-bottom:15px}.h-item img{width:30px;height:30px;border-radius:50%;-o-object-fit:cover;object-fit:cover}.h-item .time{font-size:12px;width:140px;text-align:right}.h-item .h-content{margin-top:8px;border:1px solid #ccc;border-radius:3px;padding:10px 15px;background:#fff}