DLC: Next Puzzle button & Search functionality, other stuff

src/css/ingame_hud/puzzle_complete_notification.scss

@@ -137,16 +137,20 @@
 
                 button.continue {
                     background: #555;
-                    @include S(margin-right, 10px);
                 }
 
                 button.menu {
+                    background: #555;
+                }
+
+                button.nextPuzzle {
                     background-color: $colorGreenBright;
                 }
 
                 > button {
                     @include S(min-width, 100px);
-                    @include S(padding, 10px, 20px);
+                    @include S(padding, 8px, 16px);
+                    @include S(margin, 0, 6px);
                     @include IncreasedClickArea(0px);
                 }
             }

src/css/ingame_hud/puzzle_next.scss

@@ -0,0 +1,41 @@
+#ingame_HUD_PuzzleNextPuzzle {
+    position: absolute;
+    @include S(top, 17px);
+    @include S(right, 10px);
+
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+    backdrop-filter: blur(D(1px));
+    padding: D(3px);
+
+    > .button {
+        @include ButtonText;
+        @include IncreasedClickArea(0px);
+        pointer-events: all;
+        cursor: pointer;
+        position: relative;
+        color: #333438;
+        transition: all 0.12s ease-in-out;
+        text-transform: uppercase;
+        transition-property: opacity, transform;
+        @include PlainText;
+        @include S(padding-right, 25px);
+        opacity: 1;
+
+        @include DarkThemeInvert;
+
+        &:hover {
+            opacity: 0.9 !important;
+        }
+
+        &.pressed {
+            transform: scale(0.95) !important;
+        }
+
+        & {
+            /* @load-async */
+            background: uiResource("icons/state_next_button.png") right center / D(15px) no-repeat;
+        }
+    }
+}