.list_news{
    display: flex; 
    justify-content: space-between; 
    padding: 10px 0; 
    border-bottom: 1px solid #f5f5f5;
}
.news_list{
    width: 480px;
    overflow:hidden; 
    text-overflow:ellipsis; 
    white-space:nowrap;
}

.gy_list{
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 18px;
    border-bottom: 1px solid #999;
    padding: 0 0 20px 0;

    
}
.gy_list h4{
    width: 450px;
    overflow:hidden; 
    text-overflow:ellipsis; 
    white-space:nowrap;
}