[Pale-Moon] Issue #1872 - Part 8: Tweak, cleanup and finalize.

- clean up old unused graphics
- remove gradient and noise
- tweak quickdial styling
- add padding and slightly reduce logos
- add generic search icon for those without one

application/palemoon/themes/linux/newtab/newTab.css

@@ -6,7 +6,7 @@
 
 .newtab-undo-button {
   -moz-appearance: none;
-  color: rgb(221,72,20);
+  color: rgb(78,114,204);
   cursor: pointer;
   padding: 0;
   margin: 0 4px;

application/palemoon/themes/shared/newtab/newTab.css.inc

@@ -9,14 +9,12 @@
 }
 
 body {
-  background: #e5e5e5;
+  background: #eee;
 }
 
 /* SCROLLBOX */
 #newtab-scrollbox:not([page-disabled]) {
-  background-color: #e5e5e5;
-  background-image: url(chrome://browser/skin/newtab/noise.png),
-                    linear-gradient(rgba(255,255,255,.5), rgba(255,255,255,.2));
+  background-color: #eee;
   background-attachment: fixed;
 }
 
@@ -78,10 +76,10 @@ body {
 /* CELLS */
 .newtab-cell {
   -moz-margin-end: 20px;
-  background-color: rgba(255,255,255,.2);
+  background-color: rgba(255,255,255,.3);
   border: 1px solid;
   border-color: rgba(8,22,37,.12) rgba(8,22,37,.14) rgba(8,22,37,.16);
-  border-radius: 1px;
+  border-radius: 3.5px;
   transition: border-color 100ms ease-out;
 }
 
@@ -102,6 +100,8 @@ body {
 .newtab-site {
   text-decoration: none;
   transition-property: top, left, opacity, box-shadow, background-color;
+  border-radius: 2.5px;
+  overflow: hidden;
 }
 
 .newtab-site:hover,

application/palemoon/themes/windows/newtab/newTab.css

@@ -7,7 +7,7 @@
 .newtab-undo-button {
   -moz-appearance: none;
   color: -moz-nativehyperlinktext;
-  color: rgb(0,102,204);
+  color: rgb(78,114,204);
   cursor: pointer;
   padding: 0;
   margin: 0 4px;