diff --git a/gulp/preloader/preloader.css b/gulp/preloader/preloader.css
index f6775f76..28b5b2cb 100644
--- a/gulp/preloader/preloader.css
+++ b/gulp/preloader/preloader.css
@@ -36,14 +36,11 @@ body {
     text-decoration: none;
     text-size-adjust: 100%;
     letter-spacing: normal;
-    scrollbar-width: 6px;
     -webkit-font-smoothing: antialiased;
     -webkit-touch-callout: none;
     /* prevent callout to copy image, etc when tap to hold */
     -webkit-text-size-adjust: none;
     /* prevent webkit from resizing text to fit */
-    scrollbar-face-color: #888;
-    scrollbar-track-color: rgba(255, 255, 255, 0.1);
 }
 
 #ll_fp {
diff --git a/src/css/common.scss b/src/css/common.scss
index a46d109c..f7bcdd39 100644
--- a/src/css/common.scss
+++ b/src/css/common.scss
@@ -25,9 +25,7 @@ html {
     // scroll-behavior: smooth;
     background: $mainBgColor;
     // Disable zooming and thus
-    -ms-touch-action: pan-x, pan-y;
     touch-action: pan-x, pan-y;
-    -ms-content-zooming: none;
     top: 0;
     left: 0;
     bottom: 0;
@@ -41,8 +39,6 @@ html {
 body {
     color: #555;
     user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
     background: inherit !important;
     text-transform: none;
     white-space: normal;
@@ -56,45 +52,11 @@ body {
     text-decoration: none;
     text-size-adjust: 100%;
     letter-spacing: normal;
-    scrollbar-width: 6px;
     -webkit-font-smoothing: antialiased;
-    // -webkit-overflow-scrolling: touch; /* stop scrolling immediately */
     -webkit-touch-callout: none;
     /* prevent callout to copy image, etc when tap to hold */
-    -webkit-text-size-adjust: none;
-    /* prevent webkit from resizing text to fit */
-    // Internet explorer
-    scrollbar-face-color: #888;
-    scrollbar-track-color: rgba(255, 255, 255, 0.1);
-    // Firefox
-    scrollbar-color: #cdd0d4 rgba(#000, 0.05);
     overflow: hidden;
     @include Text;
-    &.externalAdOpen {
-        &::before {
-            text-transform: uppercase;
-            @include SuperSmallText;
-            content: "Loading Advertisement...";
-            color: #333;
-            position: fixed;
-            top: 0;
-            pointer-events: all;
-            left: 0;
-            right: 0;
-            bottom: 0;
-            background: rgba(50, 60, 70, 0.8);
-            z-index: 999999;
-            display: flex;
-            justify-content: center;
-            align-items: center;
-            color: #fff;
-            @include InlineAnimation(1s ease-in-out infinite) {
-                50% {
-                    transform: scale(1.05);
-                }
-            }
-        }
-    }
     // For recording the bg video
     // filter: blur(5px);
     // &::after {
@@ -217,11 +179,6 @@ button {
     /* WebKit/Blink Browsers */
 }
 
-::-moz-selection {
-    background: $colorGreenBright;
-    /* Gecko Browsers */
-}
-
 input[type="text"],
 input[type="email"] {
     @include S(padding, 11px, 12px);
@@ -292,7 +249,6 @@ i {
 
 input {
     user-select: text;
-    -moz-user-select: text;
     pointer-events: all;
     cursor: text;
     border-radius: 0;
@@ -308,7 +264,6 @@ canvas {
     letter-spacing: 0 !important;
     transform: translateZ(0);
     backface-visibility: hidden;
-    -webkit-backface-visibility: hidden;
 }
 
 .fontPreload {
@@ -666,7 +621,6 @@ input.rangeInput {
 
     &::-webkit-slider-thumb {
         appearance: none;
-        -webkit-appearance: none;
         box-shadow: inset 0 0 0 D(10px) $themeColor;
         border-radius: 50%;
 
diff --git a/src/css/mixins.scss b/src/css/mixins.scss
index f052a201..3a0db944 100644
--- a/src/css/mixins.scss
+++ b/src/css/mixins.scss
@@ -5,7 +5,6 @@ the performance when animated. Use only transform and opacity in animations! */
     will-change: transform, opacity, filter;
     // transform: translateZ(0);
     backface-visibility: hidden;
-    -webkit-backface-visibility: hidden;
 }
 
 // Helper which includes the translateZ webkit fix, use together with Fast animation