:root {
	--main-width: 1040px;
	--main-back-color: rgba(20, 20, 20, 0.7);

}

@media all and (max-width: 1200px) {
	:root {
		--main-width: 600px;
	}
}

@media all and (max-width: 600px) {
	:root {
		--main-width: 400px;
	}
}

@media all and (max-width: 400px) {
	:root {
		--main-width: 300px;
	}
}