评论可见

ps: 代码放入后台自定义css

/*彩色昵称 开始*/
.display-name{
background-image: -webkit-linear-gradient(90deg, #07c160, #fb6bea 25%, #3aedff 50%, #fb6bea 75%, #28d079);
-webkit-text-fill-color: transparent;
-webkit-background-clip: text;
background-size: 100% 600%;
animation: wzw 10s linear infinite;
}
@keyframes wzw {
0% {
background-position: 0 0;
}
100% {
background-position: 0 -300%;
}
}
/*彩色昵称 结束*/

效果图