diff --git a/public/index.html b/public/index.html
index e944ab0..c1cd8e8 100644
--- a/public/index.html
+++ b/public/index.html
@@ -68,12 +68,12 @@
                 </div>
             </div>
         </div>
-        <div id="notification" class="icon-button" data-i18n-key="header.notification" data-i18n-attrs="title" hidden="">
+        <div id="notification" class="icon-button" data-i18n-key="header.notification" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#notifications"></use>
             </svg>
         </div>
-        <div id="install" class="icon-button" data-i18n-key="header.install" data-i18n-attrs="title" hidden="">
+        <div id="install" class="icon-button" data-i18n-key="header.install" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#homescreen"></use>
             </svg>
@@ -83,7 +83,7 @@
                 <use xlink:href="#pair-device-icon"></use>
             </svg>
         </div>
-        <div id="edit-paired-devices" class="icon-button" data-i18n-key="header.edit-paired-devices" data-i18n-attrs="title" hidden="">
+        <div id="edit-paired-devices" class="icon-button" data-i18n-key="header.edit-paired-devices" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#edit-pair-devices-icon"></use>
             </svg>
@@ -93,7 +93,7 @@
                 <use xlink:href="#public-room-icon"></use>
             </svg>
         </div>
-        <div id="cancel-paste-mode" class="button" data-i18n-key="header.cancel-paste-mode" data-i18n-attrs="text" hidden=""></div>
+        <div id="cancel-paste-mode" class="button" data-i18n-key="header.cancel-paste-mode" data-i18n-attrs="text" hidden></div>
     </header>
     <!-- Center -->
     <div id="center">
@@ -116,7 +116,7 @@
         <div class="column">
             <div class="known-as-wrapper">
                 <span data-i18n-key="footer.known-as" data-i18n-attrs="text"></span>
-                <div id="display-name" class="badge" data-i18n-key="footer.display-name" data-i18n-attrs="data-placeholder title" placeholder="Loading..." autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable=""></div>
+                <div id="display-name" class="badge" data-i18n-key="footer.display-name" data-i18n-attrs="data-placeholder title" placeholder="Loading..." autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable></div>
                 <svg id="edit-pen" class="icon">
                     <use xlink:href="#edit-pen-icon"></use>
                 </svg>
@@ -127,8 +127,8 @@
                 </div>
                 <div class="row center">
                     <span class="badge badge-room-ip" data-i18n-key="footer.on-this-network" data-i18n-attrs="text title"></span>
-                    <span class="badge badge-room-secret pointer" data-i18n-key="footer.paired-devices" data-i18n-attrs="text title" hidden=""></span>
-                    <span class="badge badge-room-public-id pointer" data-i18n-key="footer.public-room-devices" data-i18n-attrs="title" hidden="">in room IAIAI</span>
+                    <span class="badge badge-room-secret pointer" data-i18n-key="footer.paired-devices" data-i18n-attrs="text title" hidden></span>
+                    <span class="badge badge-room-public-id pointer" data-i18n-key="footer.public-room-devices" data-i18n-attrs="title" hidden>in room IAIAI</span>
                 </div>
             </div>
         </div>
@@ -207,7 +207,7 @@
                     </button>
                 </div>
                 <div class="center row-reverse button-row">
-                    <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -239,19 +239,19 @@
                     <div class="row center">
                         <div class="column">
                             <div class="input-key-container six-chars" dir="ltr">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus="" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-6" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-6" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
                             </div>
                             <p class="font-subheading center text-center" data-i18n-key="dialogs.enter-key-from-another-device" data-i18n-attrs="text"></p>
                         </div>
                     </div>
                     <div class="button-row row-reverse">
-                        <button class="button" type="submit" data-i18n-key="dialogs.pair" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" data-i18n-key="dialogs.pair" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -274,7 +274,7 @@
                         </p>
                     </div>
                     <div class="center row-reverse button-row">
-                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -309,18 +309,18 @@
                     <div class="row center">
                         <div class="column">
                             <div class="input-key-container" dir="ltr">
-                                <input type="text" class="textarea center" aria-label="room-id-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus="" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
+                                <input type="text" class="textarea center" aria-label="room-id-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
                             </div>
                             <p class="font-subheading center text-center" data-i18n-key="dialogs.enter-room-id-from-another-device" data-i18n-attrs="text"></p>
                         </div>
                     </div>
                     <div class="center row-reverse button-row">
-                        <button class="button" type="submit" data-i18n-key="dialogs.join" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" data-i18n-key="dialogs.join" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                         <button class="button leave-room" type="button" data-i18n-key="dialogs.leave" data-i18n-attrs="text"></button>
                     </div>
                 </x-paper>
@@ -353,7 +353,7 @@
                 </div>
                 <div class="center file-preview"></div>
                 <div class="row-reverse center button-row">
-                    <button id="accept-request" class="button" title="ENTER" data-i18n-key="dialogs.accept" data-i18n-attrs="text" autofocus=""></button>
+                    <button id="accept-request" class="button" title="ENTER" data-i18n-key="dialogs.accept" data-i18n-attrs="text" autofocus></button>
                     <button id="decline-request" class="button" title="ESCAPE" data-i18n-key="dialogs.decline" data-i18n-attrs="text"></button>
                 </div>
             </x-paper>
@@ -385,9 +385,9 @@
                 </div>
                 <div class="center file-preview"></div>
                 <div class="row-reverse center button-row">
-                    <button id="share-btn" class="button" data-i18n-key="dialogs.share" data-i18n-attrs="text" hidden=""></button>
-                    <button id="download-btn" class="button" data-i18n-key="dialogs.download" data-i18n-attrs="text" autofocus=""></button>
-                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button id="share-btn" class="button" data-i18n-key="dialogs.share" data-i18n-attrs="text" hidden></button>
+                    <button id="download-btn" class="button" data-i18n-key="dialogs.download" data-i18n-attrs="text" autofocus></button>
+                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -416,8 +416,8 @@
                         </div>
                     </div>
                     <div class="button-row row-reverse">
-                        <button class="button" type="submit" title="CTRL/⌘ + ENTER" data-i18n-key="dialogs.send" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" title="ESCAPE" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" title="CTRL/⌘ + ENTER" data-i18n-key="dialogs.send" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" title="ESCAPE" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -453,9 +453,9 @@
         <x-background class="full center">
             <x-paper shadow="2">
                 <button class="button center" id="base64-paste-btn" title="Paste"></button>
-                <div class="textarea" placeholder="Paste here to send files" title="CMD/⌘ + V" contenteditable="" hidden=""></div>
+                <div class="textarea" placeholder="Paste here to send files" title="CMD/⌘ + V" contenteditable hidden></div>
                 <div class="row-reverse center button-row">
-                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -507,7 +507,7 @@
         </section>
         <x-background></x-background>
     </x-about>
-    <canvas class="circles" width="722" height="1036"></canvas>
+    <canvas class="circles"></canvas>
     <!-- SVG Icon Library -->
     <svg style="display: none;">
         <symbol id="wifi-tethering" viewBox="0 0 24 24">
@@ -587,12 +587,12 @@
     <script src="scripts/theme.js"></script>
     <script src="scripts/network.js"></script>
     <script src="scripts/ui.js"></script>
-    <script src="scripts/util.js" async=""></script>
-    <script src="scripts/QRCode.min.js" async=""></script>
-    <script src="scripts/zip.min.js" async=""></script>
-    <script src="scripts/NoSleep.min.js" async=""></script>
+    <script src="scripts/util.js" async></script>
+    <script src="scripts/QRCode.min.js" async></script>
+    <script src="scripts/zip.min.js" async></script>
+    <script src="scripts/NoSleep.min.js" async></script>
     <!-- Sounds -->
-    <audio id="blop" autobuffer="true" preload="none" src="http://127.0.0.1:3000/sounds/blop.mp3">
+    <audio id="blop" autobuffer="true">
         <source src="sounds/blop.mp3" type="audio/mpeg">
         <source src="sounds/blop.ogg" type="audio/ogg">
     </audio>
diff --git a/public_included_ws_fallback/index.html b/public_included_ws_fallback/index.html
index d802889..40a071c 100644
--- a/public_included_ws_fallback/index.html
+++ b/public_included_ws_fallback/index.html
@@ -68,12 +68,12 @@
                 </div>
             </div>
         </div>
-        <div id="notification" class="icon-button" data-i18n-key="header.notification" data-i18n-attrs="title" hidden="">
+        <div id="notification" class="icon-button" data-i18n-key="header.notification" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#notifications"></use>
             </svg>
         </div>
-        <div id="install" class="icon-button" data-i18n-key="header.install" data-i18n-attrs="title" hidden="">
+        <div id="install" class="icon-button" data-i18n-key="header.install" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#homescreen"></use>
             </svg>
@@ -83,7 +83,7 @@
                 <use xlink:href="#pair-device-icon"></use>
             </svg>
         </div>
-        <div id="edit-paired-devices" class="icon-button" data-i18n-key="header.edit-paired-devices" data-i18n-attrs="title" hidden="">
+        <div id="edit-paired-devices" class="icon-button" data-i18n-key="header.edit-paired-devices" data-i18n-attrs="title" hidden>
             <svg class="icon">
                 <use xlink:href="#edit-pair-devices-icon"></use>
             </svg>
@@ -93,7 +93,7 @@
                 <use xlink:href="#public-room-icon"></use>
             </svg>
         </div>
-        <div id="cancel-paste-mode" class="button" data-i18n-key="header.cancel-paste-mode" data-i18n-attrs="text" hidden=""></div>
+        <div id="cancel-paste-mode" class="button" data-i18n-key="header.cancel-paste-mode" data-i18n-attrs="text" hidden></div>
     </header>
     <!-- Center -->
     <div id="center">
@@ -121,7 +121,7 @@
         <div class="column">
             <div class="known-as-wrapper">
                 <span data-i18n-key="footer.known-as" data-i18n-attrs="text"></span>
-                <div id="display-name" class="badge" data-i18n-key="footer.display-name" data-i18n-attrs="data-placeholder title" placeholder="Loading..." autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable=""></div>
+                <div id="display-name" class="badge" data-i18n-key="footer.display-name" data-i18n-attrs="data-placeholder title" placeholder="Loading..." autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable></div>
                 <svg id="edit-pen" class="icon">
                     <use xlink:href="#edit-pen-icon"></use>
                 </svg>
@@ -132,8 +132,8 @@
                 </div>
                 <div class="row center">
                     <span class="badge badge-room-ip" data-i18n-key="footer.on-this-network" data-i18n-attrs="text title"></span>
-                    <span class="badge badge-room-secret pointer" data-i18n-key="footer.paired-devices" data-i18n-attrs="text title" hidden=""></span>
-                    <span class="badge badge-room-public-id pointer" data-i18n-key="footer.public-room-devices" data-i18n-attrs="title" hidden="">in room IAIAI</span>
+                    <span class="badge badge-room-secret pointer" data-i18n-key="footer.paired-devices" data-i18n-attrs="text title" hidden></span>
+                    <span class="badge badge-room-public-id pointer" data-i18n-key="footer.public-room-devices" data-i18n-attrs="title" hidden>in room IAIAI</span>
                 </div>
             </div>
         </div>
@@ -212,7 +212,7 @@
                     </button>
                 </div>
                 <div class="center row-reverse button-row">
-                    <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -244,19 +244,19 @@
                     <div class="row center">
                         <div class="column">
                             <div class="input-key-container six-chars" dir="ltr">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus="" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="tel" class="textarea center" aria-label="pair-key-char-6" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="tel" class="textarea center" aria-label="pair-key-char-6" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
                             </div>
                             <p class="font-subheading center text-center" data-i18n-key="dialogs.enter-key-from-another-device" data-i18n-attrs="text"></p>
                         </div>
                     </div>
                     <div class="button-row row-reverse">
-                        <button class="button" type="submit" data-i18n-key="dialogs.pair" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" data-i18n-key="dialogs.pair" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -279,7 +279,7 @@
                         </p>
                     </div>
                     <div class="center row-reverse button-row">
-                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -314,18 +314,18 @@
                     <div class="row center">
                         <div class="column">
                             <div class="input-key-container" dir="ltr">
-                                <input type="text" class="textarea center" aria-label="room-id-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus="" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
-                                <input type="text" class="textarea center" aria-label="room-id-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable="" placeholder="" disabled="">
+                                <input type="text" class="textarea center" aria-label="room-id-char-1" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" autofocus contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-2" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-3" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-4" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
+                                <input type="text" class="textarea center" aria-label="room-id-char-5" maxlength="1" autocorrect="off" autocomplete="off" autocapitalize="none" spellcheck="false" contenteditable placeholder disabled>
                             </div>
                             <p class="font-subheading center text-center" data-i18n-key="dialogs.enter-room-id-from-another-device" data-i18n-attrs="text"></p>
                         </div>
                     </div>
                     <div class="center row-reverse button-row">
-                        <button class="button" type="submit" data-i18n-key="dialogs.join" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" data-i18n-key="dialogs.join" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                         <button class="button leave-room" type="button" data-i18n-key="dialogs.leave" data-i18n-attrs="text"></button>
                     </div>
                 </x-paper>
@@ -358,7 +358,7 @@
                 </div>
                 <div class="center file-preview"></div>
                 <div class="row-reverse center button-row">
-                    <button id="accept-request" class="button" title="ENTER" data-i18n-key="dialogs.accept" data-i18n-attrs="text" autofocus=""></button>
+                    <button id="accept-request" class="button" title="ENTER" data-i18n-key="dialogs.accept" data-i18n-attrs="text" autofocus></button>
                     <button id="decline-request" class="button" title="ESCAPE" data-i18n-key="dialogs.decline" data-i18n-attrs="text"></button>
                 </div>
             </x-paper>
@@ -390,9 +390,9 @@
                 </div>
                 <div class="center file-preview"></div>
                 <div class="row-reverse center button-row">
-                    <button id="share-btn" class="button" data-i18n-key="dialogs.share" data-i18n-attrs="text" hidden=""></button>
-                    <button id="download-btn" class="button" data-i18n-key="dialogs.download" data-i18n-attrs="text" autofocus=""></button>
-                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button id="share-btn" class="button" data-i18n-key="dialogs.share" data-i18n-attrs="text" hidden></button>
+                    <button id="download-btn" class="button" data-i18n-key="dialogs.download" data-i18n-attrs="text" autofocus></button>
+                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -421,8 +421,8 @@
                         </div>
                     </div>
                     <div class="button-row row-reverse">
-                        <button class="button" type="submit" title="CTRL/⌘ + ENTER" data-i18n-key="dialogs.send" data-i18n-attrs="text" disabled=""></button>
-                        <button class="button" type="button" title="ESCAPE" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close=""></button>
+                        <button class="button" type="submit" title="CTRL/⌘ + ENTER" data-i18n-key="dialogs.send" data-i18n-attrs="text" disabled></button>
+                        <button class="button" type="button" title="ESCAPE" data-i18n-key="dialogs.cancel" data-i18n-attrs="text" close></button>
                     </div>
                 </x-paper>
             </x-background>
@@ -458,9 +458,9 @@
         <x-background class="full center">
             <x-paper shadow="2">
                 <button class="button center" id="base64-paste-btn" title="Paste"></button>
-                <div class="textarea" placeholder="Paste here to send files" title="CMD/⌘ + V" contenteditable="" hidden=""></div>
+                <div class="textarea" placeholder="Paste here to send files" title="CMD/⌘ + V" contenteditable hidden></div>
                 <div class="row-reverse center button-row">
-                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close=""></button>
+                    <button class="button" data-i18n-key="dialogs.close" data-i18n-attrs="text" close></button>
                 </div>
             </x-paper>
         </x-background>
@@ -512,7 +512,7 @@
         </section>
         <x-background></x-background>
     </x-about>
-    <canvas class="circles" width="985" height="1036"></canvas>
+    <canvas class="circles"></canvas>
     <!-- SVG Icon Library -->
     <svg style="display: none;">
         <symbol id="wifi-tethering" viewBox="0 0 24 24">
@@ -592,10 +592,10 @@
     <script src="scripts/theme.js"></script>
     <script src="scripts/network.js"></script>
     <script src="scripts/ui.js"></script>
-    <script src="scripts/util.js" async=""></script>
-    <script src="scripts/QRCode.min.js" async=""></script>
-    <script src="scripts/zip.min.js" async=""></script>
-    <script src="scripts/NoSleep.min.js" async=""></script>
+    <script src="scripts/util.js" async></script>
+    <script src="scripts/QRCode.min.js" async></script>
+    <script src="scripts/zip.min.js" async></script>
+    <script src="scripts/NoSleep.min.js" async></script>
     <!-- Sounds -->
     <audio id="blop" autobuffer="true">
         <source src="sounds/blop.mp3" type="audio/mpeg">