<![CDATA[
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>화면에 나타내기</title>
<style>
span {
display: inline-block;
background-color: #feb;
border: 1px solid #715;
width: 180px;
height: 60px;
text-align: center;
line-height: 60px; /* 박스 높이와 같으면 박스의 위 아래 중간에 배치 */
}
</style>
</head>
<body style="font-size: 20px; font-weight: bold">
<span style="visibility: visible">visibility: visible</span>
보이기 <span>visibility: visible</span><br><br>
<span style="visibility: hidden">visibility: hidden</span>
숨기기 <span>visibility: hidden</span><br><br>
<span style="display: none">display: none</span>
없애기 <span>display: none</span>
</body>
</html>
]]>