Ensure markdown style is not applied to other elements

lib/components/Redoc/redoc.scss

@@ -94,7 +94,7 @@ footer {
 
 /* markdown elements */
 
-:host {
+:host .redoc-markdown-block {
   pre {
     font-family: Courier, monospace;
     white-space: pre-wrap;
@@ -106,6 +106,10 @@ footer {
 
     code {
       background-color: transparent;
+
+      &:before, &:after {
+        content: none;
+      }
     }
   }
 

lib/utils/pipes.js

@@ -62,6 +62,6 @@ export class MarkedPipe {
     if (!isString(value)) {
       throw new InvalidPipeArgumentException(JsonPointerEscapePipe, value);
     }
-    return marked(value);
+    return `<span class="redoc-markdown-block">${marked(value)}</span>`;
   }
 }