--- a/mobile/android/themes/core/aboutReaderControls.css
+++ b/mobile/android/themes/core/aboutReaderControls.css
@@ -50,49 +50,45 @@
   margin: 0px;
   margin-bottom: 32px;
 }
 
 /*======= Controls toolbar =======*/
 
 .toolbar {
   font-family: sans-serif;
-  transition-property: bottom;
-  transition-duration: 0.3s;
   position: fixed;
   width: 100%;
   left: 0;
   margin: 0;
   padding: 0;
+  bottom: 0;
   list-style: none;
-  background-color: #EBEBF0;
-  border-top: 1px solid #D7D9DB;
-}
-
-.toolbar[visible] {
-  bottom: 0;
 }
 
 .toolbar > * {
   float: right;
-  width: 33%;
 }
 
 .button {
+  width: 56px;
+  height: 56px;
   display: block;
   background-position: center;
-  background-size: 30px 28px;
+  background-size: 26px 16px;
   background-repeat: no-repeat;
-  background-color: transparent;
+  background-color: #E66000;
+  border-radius: 10000px;
+  margin: 20px;
   border: 0;
-  width: 100%;
+  box-shadow: 0px 4px 8px 0px rgba(0,0,0,0.40);
 }
 
 .button:active {
-  background-color: #D7D7DC;
+  background-color: #DC5600;
 }
 
 /* Remove dotted border when button is focused */
 .button::-moz-focus-inner,
 .dropdown-popup > div > button::-moz-focus-inner {
   border: 0;
 }
 
@@ -104,48 +100,41 @@
   left: 0;
   text-align: center;
   display: inline-block;
   list-style: none;
   margin: 0px;
   padding: 0px;
 }
 
-.dropdown li {
-  margin: 0px;
-  padding: 0px;
-}
-
-.dropdown-toggle {
-  margin: 0px;
-  padding: 0px;
-}
-
 /*======= Font style popup =======*/
 
 .dropdown-popup {
   position: absolute;
   left: 0;
-  width: 100%;
+  width: calc(100% - 30px);
+  margin: 15px;
   z-index: 1000;
   background: #EBEBF0;
   visibility: hidden;
-  border-top: 1px solid #D7D9DB;
+  border: 0;
+  border-radius: 4px;
+  box-shadow: 0px 4px 8px 0px rgba(0,0,0,0.40);
 }
 
 /* Only used on desktop */
 .dropdown-popup > hr,
 .dropdown-arrow,
 #font-type-buttons > button > .name {
   display: none;
 }
 
 .open > .dropdown-popup {
   visibility: visible;
-  bottom: 100%;
+  bottom: 0;
 }
 
 #font-type-buttons,
 #font-size-buttons,
 #color-scheme-buttons {
   display: flex;
   flex-direction: row;
 }
@@ -239,124 +228,54 @@
 /*======= Toolbar icons =======*/
 
 /* desktop-only controls */
 .close-button {
   display: none;
 }
 
 .style-button {
-  background-image: url('chrome://browser/skin/images/reader-style-icon-mdpi.png');
-}
-
-.open .style-button {
-  background-image: url('chrome://browser/skin/images/reader-style-icon-active-mdpi.png');
+  background-image: url('chrome://browser/skin/images/reader-style-icon-hdpi.png');
 }
 
 .minus-button {
-  background-image: url('chrome://browser/skin/images/reader-minus-mdpi.png');
+  background-image: url('chrome://browser/skin/images/reader-minus-hdpi.png');
 }
 
 .plus-button {
-  background-image: url('chrome://browser/skin/images/reader-plus-mdpi.png');
-}
-
-@media screen and (min-resolution: 1.25dppx) {
-  .style-button {
-    background-image: url('chrome://browser/skin/images/reader-style-icon-hdpi.png');
-  }
-
-  .open .style-button {
-    background-image: url('chrome://browser/skin/images/reader-style-icon-active-hdpi.png');
-  }
-
-  .minus-button {
-    background-image: url('chrome://browser/skin/images/reader-minus-hdpi.png');
-  }
-
-  .plus-button {
-    background-image: url('chrome://browser/skin/images/reader-plus-hdpi.png');
-  }
+  background-image: url('chrome://browser/skin/images/reader-plus-hdpi.png');
 }
 
 @media screen and (min-resolution: 2dppx) {
   .style-button {
     background-image: url('chrome://browser/skin/images/reader-style-icon-xhdpi.png');
   }
 
-  .open .style-button {
-    background-image: url('chrome://browser/skin/images/reader-style-icon-active-xhdpi.png');
-  }
-
   .minus-button {
     background-image: url('chrome://browser/skin/images/reader-minus-xhdpi.png');
   }
 
   .plus-button {
     background-image: url('chrome://browser/skin/images/reader-plus-xhdpi.png');
   }
 }
 
 @media screen and (min-resolution: 3dppx) {
   .style-button {
     background-image: url('chrome://browser/skin/images/reader-style-icon-xxhdpi.png');
   }
 
-  .open .style-button {
-    background-image: url('chrome://browser/skin/images/reader-style-icon-active-xxhdpi.png');
-  }
-
   .minus-button {
     background-image: url('chrome://browser/skin/images/reader-minus-xxhdpi.png');
   }
 
   .plus-button {
     background-image: url('chrome://browser/skin/images/reader-plus-xxhdpi.png');
   }
 }
 
-@media screen and (orientation: portrait) {
-  .button {
-    height: 56px;
-  }
-
-  .toolbar {
-    bottom: -57px;
-  }
-}
-
-@media screen and (orientation: landscape) {
-  .button {
-    height: 40px;
-  }
-
-  .toolbar {
-    bottom: -41px;
+@media screen and (min-width: 960px) {
+  .dropdown-popup {
+    width: 350px;
+    left: auto;
+    right: 0;
   }
 }
-
-@media screen and (min-width: 960px) {
-  .button {
-    width: 56px;
-    height: 56px;
-  }
-
-  .toolbar {
-    bottom: -57px;
-  }
-
-  .toolbar > * {
-    width: 56px;
-  }
-
-  .dropdown-popup {
-    position: absolute;
-    width: 350px;
-    left: auto;
-    right: 15px;
-    bottom: -12px;
-    z-index: 1000;
-    background: #EBEBF0;
-    border: 1px solid #D7D9DB;
-    border-radius: 4px;
-    box-shadow: 0px 2px 4px 2px #BFBFBF;
-  }
-}

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--- a/mobile/android/themes/core/jar.mn
+++ b/mobile/android/themes/core/jar.mn
@@ -85,29 +85,22 @@ chrome.jar:
   skin/images/cast-active-hdpi.png          (images/cast-active-hdpi.png)
   skin/images/mute-hdpi.png                 (images/mute-hdpi.png)
   skin/images/unmute-hdpi.png               (images/unmute-hdpi.png)
   skin/images/scrubber-hdpi.png             (images/scrubber-hdpi.png)
   skin/images/about-btn-darkgrey.png        (images/about-btn-darkgrey.png)
   skin/images/logo-hdpi.png                 (images/logo-hdpi.png)
   skin/images/wordmark-hdpi.png             (images/wordmark-hdpi.png)
   skin/images/config-plus.png               (images/config-plus.png)
-  skin/images/reader-minus-mdpi.png              (images/reader-minus-mdpi.png)
   skin/images/reader-minus-hdpi.png              (images/reader-minus-hdpi.png)
   skin/images/reader-minus-xhdpi.png             (images/reader-minus-xhdpi.png)
   skin/images/reader-minus-xxhdpi.png            (images/reader-minus-xxhdpi.png)
-  skin/images/reader-plus-mdpi.png               (images/reader-plus-mdpi.png)
   skin/images/reader-plus-hdpi.png               (images/reader-plus-hdpi.png)
   skin/images/reader-plus-xhdpi.png              (images/reader-plus-xhdpi.png)
   skin/images/reader-plus-xxhdpi.png             (images/reader-plus-xxhdpi.png)
-  skin/images/reader-style-icon-active-mdpi.png  (images/reader-style-icon-active-mdpi.png)
-  skin/images/reader-style-icon-active-hdpi.png  (images/reader-style-icon-active-hdpi.png)
-  skin/images/reader-style-icon-active-xhdpi.png (images/reader-style-icon-active-xhdpi.png)
-  skin/images/reader-style-icon-active-xxhdpi.png (images/reader-style-icon-active-xxhdpi.png)
-  skin/images/reader-style-icon-mdpi.png         (images/reader-style-icon-mdpi.png)
   skin/images/reader-style-icon-hdpi.png         (images/reader-style-icon-hdpi.png)
   skin/images/reader-style-icon-xhdpi.png        (images/reader-style-icon-xhdpi.png)
   skin/images/reader-style-icon-xxhdpi.png       (images/reader-style-icon-xxhdpi.png)
   skin/images/privatebrowsing-mask.png           (images/privatebrowsing-mask.png)
   skin/images/privatebrowsing-mask-and-shield.svg (images/privatebrowsing-mask-and-shield.svg)
   skin/images/icon_floaty_hdpi.png               (images/icon_floaty_hdpi.png)
   skin/images/icon_floaty_mdpi.png               (images/icon_floaty_mdpi.png)
   skin/images/icon_floaty_xhdpi.png              (images/icon_floaty_xhdpi.png)

--- a/toolkit/components/reader/AboutReader.jsm
+++ b/toolkit/components/reader/AboutReader.jsm
@@ -205,21 +205,22 @@ AboutReader.prototype = {
       return;
 
     switch (aEvent.type) {
       case "click":
         let target = aEvent.target;
         while (target && target.id != "reader-popup")
           target = target.parentNode;
         if (!target)
-          this._toggleToolbarVisibility();
+          this._closeDropdown();
         break;
       case "scroll":
+        this._closeDropdown();
         let isScrollingUp = this._scrollOffset > aEvent.pageY;
-        this._setToolbarVisibility(isScrollingUp);
+        this._setSystemUIVisibility(isScrollingUp);
         this._scrollOffset = aEvent.pageY;
         break;
       case "resize":
         this._updateImageMargins();
         break;
 
       case "devicelight":
         this._handleDeviceLight(aEvent.value);
@@ -428,43 +429,16 @@ AboutReader.prototype = {
     bodyClasses.add(this._fontType);
 
     this._mm.sendAsyncMessage("Reader:SetCharPref", {
       name: "reader.font_type",
       value: this._fontType
     });
   },
 
-  _getToolbarVisibility: function() {
-    return this._toolbarElement.hasAttribute("visible");
-  },
-
-  _setToolbarVisibility: function(visible) {
-    this._closeDropdown();
-
-    if (this._getToolbarVisibility() === visible) {
-      return;
-    }
-
-    if (visible) {
-      this._toolbarElement.setAttribute("visible", true);
-    } else {
-      this._toolbarElement.removeAttribute("visible");
-    }
-    this._setSystemUIVisibility(visible);
-
-    if (!visible) {
-      this._mm.sendAsyncMessage("Reader:ToolbarHidden");
-    }
-  },
-
-  _toggleToolbarVisibility: function() {
-    this._setToolbarVisibility(!this._getToolbarVisibility());
-  },
-
   _setSystemUIVisibility: function(visible) {
     this._mm.sendAsyncMessage("Reader:SystemUIVisibility", { visible: visible });
   },
 
   _loadArticle: Task.async(function* () {
     let url = this._getOriginalUrl();
     this._showProgressDelayed();