CSS

[CSS] border 투명도(opacity) 적용하기

힘없는염소 2015. 3. 27. 13:02
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<!DOCTYPE HTML>
<html lang="ko">
<head>
    <meta charset="UTF-8">
    <style type="text/css">
    
        #wrapper {
            background: green;
            width:500px;
            height:500px;
            
        }
        
        /*border를 영역만 남기고 숨기고 싶을때..*/ 
        
        #box {
           /* border : 10px solid transparent; */ /*완전히 투명하게*/
            border: 10px solid rgba(255, 0, 0, .5); /*.5는 alpha 투명값이다.*/
            height: 100px;
            width:100px;
        }
        
    </style>
</head>
<body>
    <div id="wrapper">
        <div id="box"></div>
    </div>
</body>
</html>


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