css uniapp背景图宽度固定高度自适应可以重复

page {height: 100%;background-image: url('https://onlinekc.a.hlidc.cn/uploads/20241115/350f94aaf493d05625a7ddbc86c7804e.png');background-repeat: repeat;background-size: contain;}

如果不要重复

把background-repeat: repeat;替换background-repeat: no-repeat;