Some CSS for autoprefixer to chew on

autoprefixer-ready.css

* {
	box-sizing: border-box;
}

.content {
	background-image: linear-gradient(to bottom, #b4ddb4 0%,#83c783 17%,#52b152 33%,#008a00 67%,#005700 83%,#002400 100%);
	column-count: 2;
	column-gap: 1em;
}