/*抖音效果*/
.tiktok{
    text-shadow: -2px 0 rgba(0, 255, 255, .5), 2px 0 rgba(255, 0, 0, .5);
    animation: shake-it .5s reverse infinite cubic-bezier(0.68, -0.55, 0.27, 1.55);
color:#ffffff;
font-size:30px;
}
@keyframes shake-it{
    0%{
        text-shadow: 0 0 rgba(0, 255, 255, .5), 0 0 rgba(255, 0, 0, .5);
    }
    25%{
        text-shadow: -2px 0 rgba(0, 255, 255, .5), 2px 0 rgba(255, 0, 0, .5);
    }
    50%{
        text-shadow: -5px 0 rgba(0, 255, 255, .5), 3px 0 rgba(255, 0, 0, .5);
    }
    100%{
        text-shadow: 3px 0 rgba(0, 255, 255, .5), 5px 0 rgba(255, 0, 0, .5);
    }
}

在自定义css里添加后 在你想加的地方添加个class类 `class=“tiktok”