Css点闪烁

.point,.point::before,.point::after{position: absolute;width: 12px; height: 12px; border-radius: 50%;content: ''; }
        .point::before{animation: scale 2s infinite; }
        .point::after{animation: scale2 2s infinite; }
        @keyframes scale{0%{ transform: scale(1); opacity:.9}100%{ transform: scale(6); opacity: 0;}}
        @keyframes scale2{0%{ transform: scale(1);opacity:.9;}100%{ transform: scale(12);opacity:0;}}
        

        .point,.point::before,.point::after{
        /* 设置颜色 */
        background-color: rgba(241, 34, 30, .9);}