ul {

	text-align: center;
	padding:0;
}
li {
	list-style-type: none;
	list-style-position: inside;
	display: inline-block;
	margin-right: 2em;
	font-size : 2em;
}
li:last-child{
	margin-right:0;

}
article {
	text-align: justify;
	border : 1px solid grey;
	padding : 1em;
}
@media (max-width: 640px) {
    ul{
        font-size : 0px;
    }
}