body { 
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; padding:1em; 
}*{
    margin: 0;
    padding: 0;
}
.article{
    border-top: 1px solid black;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; padding:1em;
}
footer{
    background-color: black;
	color: white;
	text-align: center;
	padding: 20px;
}