fix(styles): improve comment body and blockquote margins for better readability

apps/app/src/client/components/PageComment/Comment.module.scss

@@ -41,8 +41,16 @@
     // comment body
     :global(.page-comment-body) {
       word-wrap: break-word;
-      :global(.wiki p) {
-        margin: 8px 0;
+      :global(.wiki) {
+        p {
+          margin: 8px 0;
+        }
+        blockquote {
+          margin: 24px 0 8px;
+          &:first-child {
+            margin-top: 0;
+          }
+        }
       }
     }
 

apps/app/src/styles/organisms/_wiki.scss

@@ -123,11 +123,15 @@
 
   blockquote {
     padding: 0 20px;
-    margin: 0 0 30px;
+    margin: 24px 0 16px;
     font-size: 0.9em;
     /* stylelint-disable-next-line scss/no-global-function-names */
     color: lighten(bs.$gray-800, 35%);
     border-left: 0.3rem solid #ddd;
+
+    &:first-child {
+      margin-top: 0;
+    }
   }
 
   img,video {