* {
	margin: 0;
	padding: 0;
}
.mainContainer {
	position: relative;
	height: 100vh;
	width: 100vw;
}
.image {
	position: absolute;
	left: 50%;
	top: 50%;
	-webkit-transform: translate(-50%, -50%);
	    -ms-transform: translate(-50%, -50%);
	        transform: translate(-50%, -50%);
}