@media screen and (max-width: 650px) {
    .copy{
        font-size: .15rem !important !important;
line-height: .6rem !important;
color: #fff;
    }
    .copy a{ font-size: .15rem !important !important;}
    .news-list .news-right .tit{
        font-size:0.45rem !important;
    }
    .chald{display:flex;flex-wrap:wrap;width:80%;margin:0px auto;}
    .chald #btn{width:100% !important;border-radius:1rem;margin-top:20px;}
    #page .page-container .page-select{height:230px;}
    .chald #keyword{line-height:30px;}
    header .logo{margin-top:0.24rem;}
    .newsinfo-box{margin-top:70px;}
}
.chald{display:flex;}