html, body {
	height: 100%;
}

header .mothra-header {
	position: relative;
}

main.mainContent {
	height: calc(100% - 60px - 100px);
}

.cantiner {
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100%;
}

@media screen and (max-width: 960px) {
	main.mainContent {
		height: calc(100% - 50px - 188px);
	}
}

main.mainContent {
    margin-top: 0;
}

@media screen and (max-width: 768px) {
	.cantiner {
    	background-size: cover;
	}
}