body {
	display:flex;
	flex-direction:column;
}


.one-line-block {
	padding-bottom: 25px;
	margin-right: 500px;
}
.header {
	padding-bottom: 25px;
}
.footer{
   margin-left: 20px;
 }
 .content-blocks
 {
 margin-left: 20px;
 }