摘要: #triangle-up { width: 0; height: 0; border-left: 50px solid transparent; border-right: 50px solid transparent; border-bottom: 100px solid red;} #trian 阅读全文
posted @ 2016-02-21 15:02 Jweib 阅读(257) 评论(0) 推荐(0) 编辑