friendenstein/sass/_header.scss

.navBar {
	padding: 1rem 0 0 0;
	gap: .4rem;
	flex-wrap: wrap;

	.navBarRight {
		float: right;

		a {
			padding: 0;
		}
	}

	div.themeButton {
			float: right;
			padding: 0 0 0 1em;

			button {
				cursor: pointer;
				border: none;
				background: transparent;
			}
	}
}

.dark .themeButton.dark,
.themeButton.light {
	display: none
}

.dark .themeButton.light {
	display: block
}

@media (max-width: 650px) {
	.navBar {
		display: flex;
		flex-wrap: wrap;
		align-items: center;
		justify-content: center;

		.navBarRight {
			float: center;
		}

		.themeButton {
			float: center;
		}
	}
}