Add themes for notices

scss/theme.scss

@@ -9,6 +9,7 @@
 @import 'theme/forms';
 @import 'theme/mobile';
 @import 'theme/animation';
+@import 'theme/notices';
 
 @import 'theme/header';
 @import 'theme/footer';

scss/theme/_notices.scss

@@ -0,0 +1,9 @@
+.notices.yellow {
+    color: #222;
+    background: #f39c12;
+    border-left: 10px solid darken(#f39c12, 20%);
+
+    h1, h2, h3, h4, h5, h6 {
+        color: #222;
+    }
+}