body {
    /* background: url(https://images.cnblogs.com/cnblogs_com/blogs/741845/galleries/2177872/t_220620103238_%E8%83%8C%E6%99%AF%E5%9B%BE%E7%89%87.jpg); */
    /* background: url(https://images.cnblogs.com/cnblogs_com/blogs/741845/galleries/2177872/t_220620114835_beijign.jpg); */
    background: url(https://images.cnblogs.com/cnblogs_com/blogs/741845/galleries/2177872/t_220620125647_tup.jpg);
    background-size: cover;
    cursor:url('https://fq.wc.lt//up/1499563659.cur'), auto;
    image-rendering: crisp-edges;
}

#home {
    opacity: 0.9;   /*设置透明度*/
}