/* @media (max-width: 767px) { */
    .down {
        background: #0e0b17;
        border-bottom: 0px;
    }
    .div_title{
        position: relative;
        height: calc(100vh - 45px); 
    }
    .online_detail{
        padding: 0px 10px 0 10px;
    }
    .online_detail span{
        color:#fff;
    }
    .online_detail_btn span{
        color:#fff;
    }
    .online_comment{
        height: 300px;
        position: absolute;
        bottom: 0;
        width: 100%;
        z-index: 1001;
    }
    .online_comment_text{
        height: 230px;
    }
    .online_comment_btn{
        height: 60px;
        display:flex;
    }
    .online_comment_btn_l{
        flex:1 0 auto;
    }
    .online_comment_btn_z{
        flex: 0 0 60px;
        position: relative;
    }
    .online_comment_btn_l_a{
        padding:5px 10px;
        width: 120px;
        background: #ccc;
        border-radius: 20px;
        margin-left: 10px;
        margin-top: 10px;
    }
    .online_comment_btn_z_bg{
        width: 35px;
        height: 35px;
        background: rgba(0, 0, 0, 0.2);
        border-radius: 30px;
        position: absolute;
        right: 10px;
        top: 7px;
    }
    .online_comment_btn_z_img{
        width: 18px;
        height: 18px;
        position: absolute;
        right: 18px;
        top: 14px;
    }
    .online_comment_btn_text{
        text-align: center;
        position: absolute;
        width: 100%;
        bottom: 0px;
        /* right: 8px; */
        font-size: 0.9em;
        color: #bbb4b4;
        padding-left: 5px;
    }
    .online_comment_btn_z_a{
        position:relative;
        height:100%;
    }
/* } */

@media (min-width: 768px) {
    .div_title{
        /* position: absolute; */
        width: 100%;
        height: 860px;
    }
    .div_title::before{
        width: 700px !important;
        filter: blur(30px) !important;
    }
    .online_comment{
        height: 350px;
    }
    .online_comment_text{
        height: 250px;
    }
}
  .comments-container {
    height: 100%; /* 固定高度 */
    width: 300px;
    overflow-y: auto; 
    padding: 10px;
    position: relative;
    z-index: 99999;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .comments-container::-webkit-scrollbar {
    width: 0;
    display: none; /* 隐藏滚动条 */
  }
  
  .comment-item {
    margin-bottom: 10px;
    padding: 8px;
    background: rgba(0, 0, 0,0.3);
    border-radius: 4px;
    color: #bbb4b4;
  }