Minor fixes for styles

Author: coderdiaz

Diff for: src/_scss/_docs.scss

@@ -7,6 +7,12 @@ kbd {
   padding: 5px 10px;
 }
 
+.version {
+  &::after {
+    content: '0.1.2'
+  }
+}
+
 // Code styles
 .code {
   color: #667189;
@@ -33,6 +39,8 @@ kbd {
 .code {
   code {
     background: #fff;
+    border-radius: 3px;
+    border: 0.05rem solid #e7e9ed;
   }
 }
 
@@ -88,6 +96,10 @@ kbd {
       }
     }
   }
+  .custom-panel {
+    background: #fff;
+    padding: 0;
+  }
 }
 
 // Section footer