Complete redesign, wow!

sass/css/_header.scss

@@ -0,0 +1,37 @@
+@use "_fonts";
+@use "_consts" as c;
+
+header {
+	background-color: c.$header_bg;
+	color: c.$header_text_color;
+	padding: 8px;
+	margin: 0;
+	box-sizing: border-box;
+}
+
+header a {
+	box-sizing: border-box;
+	display: inline-block;
+	padding: 4px;
+	color: c.$header_text_color;
+	text-decoration: none;
+	border: 1px solid transparent;
+	border-bottom: 1px solid c.$header_content_border;
+}
+
+header a:hover, header a:active, header a:focus {
+	border: 1px solid c.$header_content_border;
+}
+
+.header-site-title {
+	float: left;
+}
+
+.header-link {
+	float: left;
+	margin-left: 8px;
+}
+
+.langs {
+	float: right;
+}