change prism highlighting

docs/src/components/Demo/style.scss

@@ -14,17 +14,17 @@
   }
   
   &__source {
-    background-color: $colorLightGrey;
+    background-color: $colorBlack;
   }
 
   &__tabs {
     padding: 0 1.5rem;
-    border-bottom: 1px solid rgba($colorBlack, 0.05);
+    border-bottom: 2px solid rgba($colorWhite, 0.1);
   }
 
   &__tab {
     position: relative;
-    color: rgba($colorBlack, 0.5);
+    color: rgba($colorWhite, 0.5);
     font: inherit;
     font-weight: 500;
     padding: 0.75rem 0;
@@ -34,16 +34,16 @@
     margin-right: 1rem;
 
     &.is-active {
-      color: $colorBlack;
+      color: $colorWhite;
 
       &::after {
         content: '';
         position: absolute;
-        bottom: -1px;
+        bottom: -2px;
         left: 0;
         width: 100%;
         height: 2px;
-        background-color: $colorBlack;
+        background-color: $colorWhite;
       }
     } 
   }
@@ -54,11 +54,5 @@
     code, pre {
       padding: 0;
     }
-  
-    [class*="language-"] {
-      background: none;
-      border: none;
-      box-shadow: none;
-    }
   }
 }