效果演示

代码

body {
            background-image: url("https://www.scbkw.com/wp-content/uploads/2024/11/20241104103526778-bg.gif") !important;
            background-repeat: repeat !important;
            background-color: #0a0a0a !important
}

其中https://www.scbkw.com/wp-content/uploads/2024/11/20241104103526778-bg.gif可以自己本地化