.body{border:2px solid #3657c0;margin:40px auto;width:90%}.body .content-box{border-bottom:2px dotted #3657c0;margin:40px}.body .content-box .content-box-item{margin:10px;display:flex;justify-content:space-between}.body .content-box .box-item-child{display:flex}.body .content-box .box-item-child>div{margin:10px}.body .content-box .box-item-child>div>div{margin-bottom:10px}