可変幅)2カラム・3カラムレイアウト,固定幅)3カラムレイアウト 復習

2カラムリキッド

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>2カラムリキッド</title>
<style type="text/css">
<!--
*{
	margin: 0;
	padding: 0;
}
#container{
	width: 100%;
}
#header{
	background-color: #FFFF00;
	height: 50px;
	margin-top: 10px;
}
#wrapper{
	width: 100%;
	position: relative;
	margin: 10px 0;
}
#content{
	height: 400px;
	background-color: #0FF;
	margin-right: 210px;
}
#sidebar{
	width: 200px;
	height: 400px;
	position: absolute;
	right: 0px;
	top: 0px;
	background-color: #0C3;
}
#footer{
	background-color: #F0F;
	height: 50px;
}
-->
</style>
</head>
<body>
<div id="container">
<div id="header">
<p>header</p>
</div>
<div id="wrapper">
<div id="content">
<p>content</p>
</div>
<div id="sidebar">
<p>sidebar</p>
</div>
</div>
<div id="footer">
<p>footer</p>
</div>
</div>
</body>
</html>
3カラムレイアウト


●3カラムリキッド(position)

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>3カラムリキッド:position</title>
<style type="text/css">
*{
	margin: 0;
	padding: 0;
}
#container{
	width: 100%;
}
#header{
	height: 50px;
	background-color: #FF0;
	margin-top: 10px;
}
#wrapper{
	width: 100%;
	position: relative;
	margin: 10px 0;
}
#content{
	height: 400px;
	margin: 0 210px;
	background-color: #0FF;
}
#sidebar1{
	width: 200px;
	height: 400px;
	position: absolute;
	left: 0px;
	top: 0px;
	background-color: #00F;
}
#sidebar2{
	width: 200px;
	height: 400px;
	position: absolute;
	right: 0px;
	top: 0px;
    background-color: #90C;
}
#footer{
	height: 50px;
	background-color: #F0F;
}         
</style>
</head>
<body>
<div id="container">
<div id="header">
<p>header</p>
</div>
<div id="wrapper">
<div id="content">
<p>content</p>
</div>
<div id="sidebar1">
<p>sidebar1</p>
</div>
<div id="sidebar2">
<p>sidebar2</p>
</div>
</div>
<div id="footer">
<p>footer</p>
</div>
</div>
</body>
</html>

●3カラムリキッド(float)

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>3カラムリキッド:float</title>
<style type="text/css">
*{
	margin: 0;
	padding: 0;
}
#container{
	width: 100%;
}
#header{
	height: 50px;
	margin: 10px 0;
	background-color: #FF0;
}
#box{
	width: 100%;
	float: left;
	margin-right: -200px; 
}	
#sidebar2{
	width: 200px;
	height: 400px;
	float: right;
	background-color: #90C;
}
#wrapper{
	width: 100%;
	float: right;
	margin: 0 0 10px -200px;
}
#content{
	height: 400px;	
	margin: 0 210px;
	background-color: #0FF;
}
#sidebar1{
	width: 200px;
	height: 400px;
	float: left;
	margin: 0 0 10px 0;
	background-color: #00F;
}
#footer{
	clear: both;
	height: 50px;
	background-color: #F0F;
} 
</style>
</head>
<body>
<div id="container">
<div id="header">
<p>header</p>
</div>
<div id="box">
<div id="wrapper">
<div id="content">
<p>content</p>
</div>
</div>
<div id="sidebar1">
<p>sidebar1</p>
</div>
</div>
<div id="sidebar2">
<p>sidebar2</p>
</div>
<div id="footer">
<p>footer</p>
</div>
</div>
</body>
</html>

●3カラム固定幅

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>3カラム:固定幅</title>
<style type="text/css">
*{
	margin: 0;
	padding: 0;
}
#container{
	width: 900px;
	margin: 20px auto; 
}
#header{
	height: 50px;
	background-color: #FF0;
}
#box{
	width: 900px;
	margin: 10px 0;
	overflow: auto;	
}	
#wrapper{
	width: 700px;
	float: left;
}
#content{
	width: 490px;
	height: 400px;	
	float: right;
	background-color: #0FF;
}
#sidebar1{
	width: 200px;
	height: 400px;
	float: left;
	background-color: #00F;
}
#sidebar2{
	width: 190px;
	height: 400px;
	float: right;
	background-color: #90C;
}
#footer{
	height: 50px;
	background-color: #F0F;
} 
</style>
</head>
<body>
<div id="container">
<div id="header">
<p>header</p>
</div>
<div id="box">
<div id="wrapper">
<div id="content">
<p>content</p>
</div>
<div id="sidebar1">
<p>sidebar1</p>
</div>
</div>
<div id="sidebar2">
<p>sidebar2</p>
</div>
</div>
<div id="footer">
<p>footer</p>
</div>
</div>
</body>
</html>