* {
    //float:left;
	box-sizing: border-box;
	//width:100%;
	margin:0; 
}
#header {
	//padding: 15px;
	background: gold;
	//border: 5px solid red;
}

.header {
    border: 5px solid red;
    //padding: 15px;
	background: gold;
}

.footer {
    border: 5px solid red;
    padding: 15px;
}

.content {
    border: 5px solid red;
    padding: 15px;

}

body {
	background: silver;
	//float:left;
	
	
}

body, input, button {
	font: 14px "Trebuchet MS", sans-serif;
	
}

#header {
	//float:left;
	padding: 20px;
	background: gold;
}

#content {
	//float:left;
	background: #fff;
	padding: 15px;
}

#footer {
	//float:left;
	background: green;
	padding: 20px;
}

/*
.table {
    border-collapse: collapse;
}

.table, td, th {
    border: 1px solid black;
}
*/