Code cleanup (#660)

* Remove trailing whitespace

* Clean up donate page

* Format index and remove unnecessary breaklines

* Fix p element being child of ul error

* Fix empty h1 error

* Losslessly compress mailbox, mastodon and bitwarden images

_layouts/default.html

@@ -183,8 +183,7 @@
 </nav>
 <!-- navigation ends here -->
 
-<div class="py-4">
-<h1 id="top"></h1>
+<div id="top" class="py-4">
 <div class="mb-5"></div>
 {{ content }}
 </div>

donate.html

@@ -2,55 +2,31 @@
 layout: default
 active_page: donate
 ---
-
 <div class="col-12">
-<div class="row">
-<div class="mx-auto text-center">
-
-<br>
-
-<p>
+  <div class="row">
+    <div class="mx-auto text-center">
+      <div class="mt-4 mb-4">
         <a href="https://www.privacytools.io/"><img src="assets/img/layout/logo_smaller.png" class="img-fluid" alt="privacytools.io"></a>
-</p>
-
-
-<h1>Please Donate</h1>
-
-<p>
-	Our website is free of advertisement and not affiliated with any listed providers.<br/>
-	Your donation will cover our cost for server, domains, coffee, beer and pizza.
-</p>
-
-<p>
+      </div>
+      <h1>Please Donate</h1>
+      <p>Our website is free of advertisement and not affiliated with any listed providers.<br>Your donation will cover our cost for server, domains, coffee, beer and pizza.</p>
       <h2>Bitcoin:</h2>
-
-<p>
-	<a href="bitcoin:1N4bKCx3kpvUTBhsvbmthPDssN8ATPEhgt?message=privacytools.io%20(Coffee,%20Beer%20and%20Pizza)" target="_blank"><img src="assets/img/layout/qr.png"></a>	
-</p>	
-
-<div class="form-group">
+      <a href="bitcoin:1N4bKCx3kpvUTBhsvbmthPDssN8ATPEhgt?message=privacytools.io%20(Coffee,%20Beer%20and%20Pizza)" target="_blank">
+        <img src="assets/img/layout/qr.png">
+      </a>
+      </p>
+      <div class="form-group">
         <input id="address" type="text" value="1N4bKCx3kpvUTBhsvbmthPDssN8ATPEhgt" onclick="this.focus();this.select()" class="form-control text-center">
         <label for="address">For easy copy and paste. <a href="bitcoin:1N4bKCx3kpvUTBhsvbmthPDssN8ATPEhgt?message=privacytools.io%20(Coffee,%20Beer%20and%20Pizza)">Or use this link.</a></label>
-</div>	
-
-</p>
-
-<br>
-
-<p>
+      </div>
+      </p>
+      <p>
       <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=5G9CBU8P6F4K2" target="_blank"><img src="assets/img/layout/PayPal.png"></a>
-</p>
-
-
-
-
+      </p>
       <h3>Thanks for your support. You are awesome!</h3>
-
-
-<p>
+      <p>
       <img src="assets/img/misc/smile.png" class="img-fluid" alt="Smile">
-</p>
-
-</div>
-</div>
+      </p>
+    </div>
+  </div>
 </div>