今天很開心因為解決了自己N久需要卻沒有得到解決的問題就是這個帶邊框的小三角。O(∩_∩)O哈哈~
貼一下自己做的一個小demo的原始碼(這裡只給出了指向是朝上的例子，其他類似)：
<!doctype html><br /><html><br /><head><br /><meta charset="gbk"><br /><title>First triangel with border Demo</title><br /><style><br />body,button,input,select,textarea{<br />font:12px/1.5 '微軟雅黑',Verdana,Tahoma,Arial,/5b8b/4f53;/*後面是宋體的編碼*/<br />}<br />div{<br />position: absolute;<br />margin-top: 20px;<br />border: 1px solid #999999;<br />background-color: #FFFFFF;<br />width: 100px;<br />height: 100px;<br />}<br />i, s{<br />width: 0px;<br />height: 0px;<br />font-size: 0px;<br />line-height: 0;<br />overflow: hidden;<br />border-width: 6px; /*for i change at s*/<br />position: absolute;<br />border-color:transparent transparent #999 transparent;<br /> border-style:dashed dashed solid dashed;<br />left:14px;<br /> top:-12px;<br />z-index: 30px;<br />}<br />s{<br />border-width: 5px;<br />border-bottom-color: #FFFFFF;<br />left: 15px;<br />top: -10px;<br />z-index: 40px;<br />}<br /></style><br /></head><br /><body><br /><div><br /><i></i><br /><s></s><br /></div><br /></body><br /></html>
perfect！ I like it very very much...
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