feat: add print styles

src/styles/theme/_index.scss

@@ -7,4 +7,5 @@
 @import "form";
 @import "link-share";
 @import "loading";
-@import "flatpickr";
+@import "flatpickr";
+@import 'helpers';

src/styles/theme/helpers.scss

@@ -0,0 +1,5 @@
+.d-print-none {
+  @media print {
+    display: none !important;
+  }
+}

src/styles/theme/theme.scss

@@ -26,6 +26,10 @@
 body {
   background: var(--site-background);
   min-height: 100vh;
+ 
+  @media print {
+    background: #fff;
+  }
 }
 
 h1,