Add shortcode to place resized images + fix md image for non-pagebundles

If a page is not a page bundle, it can't access files in the same
directory via the .Resources variable. So we need to detect this
condition and get the image file in another way.

themes/ccchh/assets/sass/main.scss

@@ -78,6 +78,24 @@ body>main {
   }
 }
 
+.float-left {
+  float: left;
+  margin-right: var(--grid-spacing-horizontal);
+}
+
+.float-right {
+  float: right;
+  margin-left: var(--grid-spacing-horizontal);
+}
+
+.clearfix {
+  &::after {
+    display: block;
+    clear: both;
+    content: "";
+  }
+}
+
 
 // Room State in Menu
 #roomstate {