CSS-only: Hide more elements in print

- Hide navigation, footer and buttons
- Remove link targets which are added by Bootstrap
- Remove top padding

Issue: #2435

Signed-off-by: Bernhard Bock <bernhard@bock.nu> (github: bbock)

netbox/project-static/css/base.css

@@ -8,8 +8,10 @@ html {
 html, body {
     height: 100%;
 }
-body {
+@media screen {
+    body {
         padding-top: 70px;
+    }
 }
 .container {
     width: auto;
@@ -448,6 +450,15 @@ textarea {
 
 /* Hide some elements for printing */
 @media print {
+    .footer {
+        display: none;
+    }
+    .btn {
+        display: none;
+    }
+    .nav-tabs, .nav-pills {
+        display: none;
+    }
     .sub-header {
         display: none;
     }
@@ -457,4 +468,7 @@ textarea {
     #panel-tags {
         display: none;
     }
+    a[href]:after {
+        content: none;
+    }
 }