body{
	background:#555;
}
#all{
	 width: 80%;
	 height:auto;
	 background:#fff;
	 margin-left:auto;
	 margin-right:auto;
}
#head{
	height:60px;
	font-size:1.25em;
	border-bottom:1px solid #333;
	padding.25em;
	text-align:center;
}
#head a:link{
		color:#73590B;
		text-decoration:none;
}
#head a:visited{
		color:#EBC544;
		text-decoration:none;
}
#head a:hover{
		color:#EBC544;
		text-decoration:underline;
}
#head a:active{
		color:#73590B;
		text-decoration:underline;
}
#head a:focus{
		color#EBC544;
		text-decoration:underline;
}
#side{
	width:20%;
	height:600px;
	background:#COF7F2;
	float:left;
	box-sizing:border-box;
	border-right:1px solid #000;
}
#main{
	width:60%;
	height:600px;
	background:#B9F572;
	float:left;
}
#right{
	width:20%;
	height:600px;
	background:#CCC;
	float:rightt;
	box-sizing:border-box;
	border-left:1px solid #000;
}
#foot{
	clear:both;
	height:50px;
	background#fff;
	border-top:1px solid #333;
	text-align:center;
}
@media only screen and (min-width:450px) and (max-width:700px) {
	body{
		margin:0;
	}
	#all{
		width:90%;
	}
	#main{
		width:80%;
		float:right;
	}
	#right{
		clear:both;
		height:80px;
		width:100%;
		border:none;
	}
}
@media only screen and (min-width:0px) and (max-width:449px) {
	body{
		margin:0;
	}
	#all{
		width:100%;
		height:auto;
	}
	#head{
		height:50px;
		font-size:1.1em;
		padding:.1em;
	}
	#side{
		width:100%;
		height:auto;
		float:none;
	}
	#main{
		width:100%;
		height:auto;
		float:none;
	}
	#right{
		height:80px;
		width:100%;
		float:none;
	}
}