article, section { min-height: 100vh; margin: 0; }
section { display: flex; }
#logo, #form { width: 50%; padding: 0 3em; }

@media (max-width: 768px) {
	section { display: block; }
	#logo, #form { width: 100%; padding: 0 2em; }
	#logo { padding: 2em; text-align: center; }
	#form { padding-bottom: 2em; }
}