body{
background-image: url('https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1587101820501&di=0ec56b54195b0a94479300ff613b7955&imgtype=0&src=http%3A%2F%2F5b0988e595225.cdn.sohucs.com%2Fimages%2F20190828%2F43d9c296255e4a909123423efdee9d3d.jpeg');
background-repeat: repeat;
background-attachment: fixed;
background-position: bottom right;
background-attachment: fixed;
}