consistent sidebar tutorial

- added css-var for light sidebar-text for easy handling
- provide higher contrast for better readability in code and blockquotes
- push SHOW ME with higher contrast (on dark instead on white)

site/src/routes/tutorial/[slug]/index.svelte

@@ -151,7 +151,7 @@
 		height: 100%;
 		border-right: 1px solid var(--second);
 		background-color: var(--second);
-		color: white;
+		color: var(--sidebar-text);
 	}
 
 	.chapter-markup {
@@ -165,7 +165,8 @@
 		margin: 4rem 0 1.6rem 0;
 		font-size: var(--h3);
 		line-height: 1;
-		color: white;
+		font-weight: 400;
+		color: var(--sidebar-text);
 	}
 
 	.chapter-markup :global(h2:first-child) {
@@ -173,16 +174,21 @@
 	}
 
 	.chapter-markup :global(a) {
+		color: var(--sidebar-text);
+	}
+
+	.chapter-markup :global(a:hover) {
 		color: white;
 	}
 
+
 	.chapter-markup :global(ul) {
 		padding: 0 0 0 2em;
 	}
 
 	.chapter-markup :global(blockquote) {
-		background-color: rgba(255,255,255,.1);
+		background-color: rgba(0,0,0,.17);
-		color: white;
+		color: var(--sidebar-text);
 	}
 
 	.chapter-markup::-webkit-scrollbar {
@@ -198,22 +204,22 @@
 
 	.chapter-markup :global(p) > :global(code),
 	.chapter-markup :global(ul) :global(code) {
-		color: white;
+		color: var(--sidebar-text);
-		background: rgba(255,255,255,.1);
+		background: rgba(0,0,0,.12);
-		padding: .2em .4em;
+		padding: .2em .4em .3em;
 		white-space: nowrap;
 		position: relative;
 		top: -0.1em;
 	}
 
 	.controls {
-		border-top: 1px solid rgba(255,255,255,.1);
+		border-top: 1px solid rgba(0,0,0,.25);
 		padding: 1em 0 0 0;
 		display: flex;
 	}
 
 	.show {
-		background: rgba(255,255,255,.1);
+		background: rgba(0,0,0,.4);
 		padding: .2em .7em .3em;
 		border-radius: var(--border-r);
 		top: .1em;
@@ -223,22 +229,17 @@
 	}
 
 	.show:hover {
-		background: rgba(255,255,255,.2);
+		background: rgba(0,0,0,.65);
+		color: white;
 	}
 
 	a.next {
-		/* border-bottom: none; */
 		padding-right: 1.2em;
 		background: no-repeat 100% 50% url(/icons/arrow-right.svg);
 		background-size: 1em 1em;
 		margin-left: auto;
 	}
 
-	a.next:hover {
-		/* border-bottom: 2px solid currentColor; */
-		/* text-decoration: underline; */
-	}
-
 	.improve-chapter {
 		padding: 1em 0 .5em 0;
 	}

site/static/global.css

@@ -46,6 +46,7 @@
 	--flash:      	#40b3ff;
 	--heading:	var(--second);
 	--text:      		#444;
+	--sidebar-text: rgba(255, 255, 255, .75);
 	--border-w:  		.3rem; /* border-width  */
 	--border-r:  		.4rem; /* border-radius */
 }