Ability to edit Scroll-to-Top icon colors, for #75

Signed-off-by: GitHub Action <action@github.com>

assets/scss/_colors.scss

@@ -5,4 +5,10 @@ $light-grey: #494f5c;
 $dark-grey: #3B3E48;
 $highlight-grey: #7d828a;
 $midnightblue: #2c3e50;
-$typewriter: hsl(172, 100%, 36%);
+$typewriter: hsl(172, 100%, 36%);
+
+// Scroll to Top Default colors
+
+$stt-stroke:#CCC;
+$stt-circle:#3b3e48;
+$stt-arrow:#018574;

assets/scss/_scroll.scss

@@ -1,4 +1,18 @@
-.scroll-up{
+.scroll-up {
+    .scroll {
+        #st-ring {
+            stroke: $stt-stroke;
+        }
+
+        #st-circle {
+            fill: $stt-circle;
+        }
+
+        #st-arrow {
+            fill: $stt-arrow;
+        }
+    }
+
     position: fixed;
     bottom: 10%;
     right: 2%;
@@ -6,11 +20,13 @@
     opacity: 0;
     transition: all 0.5s ease;
 }
-.hide{
+
+.hide {
     opacity: 0;
     transform: translateY(20px);
 }
-.show{
+
+.show {
     opacity: 1;
     transform: translateY(0);
-  }
+}