body {
    background:url("https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1606476513478&di=92fdb162c0020c2b43d20fa5ffae2159&imgtype=0&src=http%3A%2F%2Fimage.biaobaiju.com%2Fuploads%2F20191015%2F15%2F1571124483-pUBXSkAZba.jpg");  /*背景图片链接*/
    background-position:center left;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment:fixed;
    cursor: url(https://files.cnblogs.com/files/wkfvawl/cursor.ico),auto;  /*鼠标效果*/
}