.extra{
    border: 1px solid #f4f4f4;
    height: 300px;
    overflow: auto;
}
.box-title{
    font-size:14px;
    padding: 0 5px;
    line-height: 25px;
    height: 25px;
}
.title{
    font-size: 14px;
    line-height: 25px;
    height: 25px;
    color: #303133;
    font-weight: 700;
}
.content{
    font-size:12px;
}
.danger {
    color: #F56C6C;
    font-size: 14px;
}
.category-name {
    color: #333;
    font-size: 12px;
}