.step-flex {
	display: flex;
	align-items: center;
	justify-content: center;
}
.step-flex img {
	padding: 0;
	width: 300px;
}

@media (max-width: 600px) {
	.step-flex img {
		width: 200px;
		height: 250px;
	}
}
@media (max-width: 450px) {
	.step-flex img {
		width: 150px;
		height: 200px;
	}
}