body	{font-family: 'メイリオ', 'Hiragino Kaku Gothic Pro', sans-serif;
	background-color: #23ac38}



p	{line-height: 1.5}

/* ヘッダー */
header{width: 900px;
	margin-left: auto;
	margin-right: auto;
}

/* 本文 */
article	{background-color: #ffffff;
	width: 900px;
	margin-left: auto;
	margin-right: auto;
	border: solid 1px #23ac38;
	padding: 30px;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	margin-bottom: 15px;
	-webkit-box-shadow: 1px   #aaaaaa;
     border-radius: 20px}
	
/*2段*/
#content{
	width: 900px;
}

#left{
	width: 50%;
	float:left; 
	clear:both;	
	
}

#right{
	width: 50%;
	float: left;
	
}

.cl{
	clear: left
}