gistfile1.css

@media only screen and (max-width: 600px) {

	.one-third .entry-title,
	.one-third .post-info,
	.one-third .entry-content {
		text-align: center;
	}
	
	.five-sixths,
	.four-fifths,
	.four-sixths,
	.one-fifth,
	.one-fourth,
	.one-half,
	.one-sixth,
	.one-third,
	.three-fifths,
	.three-fourths,
	.three-sixths,
	.two-fifths,
	.two-fourths,
	.two-sixths,
	.two-thirds {
		padding: 0;
		width: 100%;
	}
}