.simpleList {
	padding: 50px;
	overflow: hidden;
}

.simpleList li {
	float: left;
	margin: 0 4% 0 0;
	width: calc(50% - 4%);
}





/* 640px */
@media screen and (max-width: 640px) {
	.simpleList li {
		float: none;
		margin: 0;
		width: 100%;
	}
}