.topic_detail .content-header{display:flex;justify-content:space-between}.topic_detail .session_item{margin-bottom:12px}.topic_detail .session_item .avatar{display:flex;align-items:flex-start}.topic_detail .session_item .avatar .name{font-size:14px}.topic_detail .client .avatar .name{margin-left:8px}.topic_detail .client .text_pop{text-align:left;margin-left:40px;margin-right:auto;position:relative;max-width:80%}.topic_detail .client .text_pop p{display:inline-block;border-radius:10px;padding:10px;font-size:16px;color:#fff;background-color:#25a54b;box-shadow:0 4px 6px rgba(0,0,0,.1)}.topic_detail .client .text_pop p:before{content:"";position:absolute;left:-6px;top:21px;transform:translateY(-50%);border-top:5px solid transparent;border-bottom:5px solid transparent;border-right:6px solid #25a54b}.topic_detail .ai .avatar{flex-direction:row-reverse}.topic_detail .ai .avatar .name{margin-right:8px}.topic_detail .ai .text_pop{text-align:right;margin-left:auto;margin-right:40px;position:relative;max-width:80%}.topic_detail .ai .text_pop p{display:inline-block;border-radius:10px;padding:10px;font-size:16px;color:#fff;background-color:#007bff;box-shadow:0 4px 6px rgba(0,0,0,.1)}.topic_detail .ai .text_pop p:before{content:"";position:absolute;right:-6px;top:21px;transform:translateY(-50%);border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:6px solid #007bff}