文字上下滚动条，无限滚动，自动滚动，纯css实现

css代码

     <style type="text/css">
                @-webkit-keyframes rowup {
                    0% {
                        -webkit-transform: translate3d(0, 0, 0);
                        transform: translate3d(0, 0, 0);
                    }
                    100% {
                        -webkit-transform: translate3d(0, -307px, 0);
                        transform: translate3d(0, -307px, 0);
                    }
                }
                @keyframes rowup {
                    0% {
                        -webkit-transform: translate3d(0, 0, 0);
                        transform: translate3d(0, 0, 0);
                    }
                    100% {
                        -webkit-transform: translate3d(0, -307px, 0);
                        transform: translate3d(0, -307px, 0);
                    }
                }
         
                .demo-list{
                     100%;
                    position: relative;
                    height: 140px;
                    overflow: hidden;
                }
         
                .demo-list .rowup{
                    -webkit-animation: 10s rowup linear infinite normal;
                    animation: 10s rowup linear infinite normal;
                    position: relative;
                }
            </style>
    

html代码

    <div class="demo-list">
                                    <div class="rowup">
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                                    </div>
                                </div>
                            </div>