diff --git a/extras/Sweet-Wallpapers/Sweet-S1.png b/extras/Sweet-Wallpapers/Sweet-S1.png
new file mode 100644
index 0000000..2d13e04
Binary files /dev/null and b/extras/Sweet-Wallpapers/Sweet-S1.png differ
diff --git a/extras/Sweet-Wallpapers/Sweet-S2.png b/extras/Sweet-Wallpapers/Sweet-S2.png
new file mode 100644
index 0000000..2785f42
Binary files /dev/null and b/extras/Sweet-Wallpapers/Sweet-S2.png differ
diff --git a/extras/Sweet-Wallpapers/Sweet-S3.png b/extras/Sweet-Wallpapers/Sweet-S3.png
new file mode 100644
index 0000000..b1f7431
Binary files /dev/null and b/extras/Sweet-Wallpapers/Sweet-S3.png differ
diff --git a/extras/Sweet-Wallpapers/Sweet-S4.png b/extras/Sweet-Wallpapers/Sweet-S4.png
new file mode 100644
index 0000000..1d5c6eb
Binary files /dev/null and b/extras/Sweet-Wallpapers/Sweet-S4.png differ
diff --git a/extras/Sweet-Wallpapers/Sweet-S5.png b/extras/Sweet-Wallpapers/Sweet-S5.png
new file mode 100644
index 0000000..fea11a4
Binary files /dev/null and b/extras/Sweet-Wallpapers/Sweet-S5.png differ
diff --git a/extras/Sweet-Wallpapers/source.svg b/extras/Sweet-Wallpapers/source.svg
new file mode 100644
index 0000000..d0ded54
--- /dev/null
+++ b/extras/Sweet-Wallpapers/source.svg
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Gravit.io -->
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" style="isolation:isolate" viewBox="0 0 1920 1080" width="1920pt" height="1080pt"><defs><clipPath id="_clipPath_FY5eGNZBizUVrvLVUTWYOJr4nSBtPBKU"><rect width="1920" height="1080"/></clipPath></defs><g clip-path="url(#_clipPath_FY5eGNZBizUVrvLVUTWYOJr4nSBtPBKU)"><rect width="1920" height="1080" style="fill:rgb(22,25,37)"/><g opacity="0.57"><linearGradient id="_lgradient_0" x1="0" y1="0.5" x2="1" y2="0.5" gradientTransform="matrix(1920,0,0,1079.879,0,0)" gradientUnits="userSpaceOnUse"><stop offset="0%" stop-opacity="1" style="stop-color:rgb(255,0,204)"/><stop offset="97.3913043478261%" stop-opacity="1" style="stop-color:rgb(51,51,153)"/></linearGradient><rect x="0" y="0" width="1920" height="1079.879" transform="matrix(1,0,0,1,0,0)" fill="url(#_lgradient_0)" fill-opacity="0.5"/></g><defs><filter id="8asQeMUC1cYyReZJ3A45j1aXBGyDZ0AR" x="-200%" y="-200%" width="400%" height="400%" filterUnits="objectBoundingBox" color-interpolation-filters="sRGB"><feGaussianBlur xmlns="http://www.w3.org/2000/svg" in="SourceGraphic" stdDeviation="2.146804531419514"/><feOffset xmlns="http://www.w3.org/2000/svg" dx="0" dy="0" result="pf_100_offsetBlur"/><feFlood xmlns="http://www.w3.org/2000/svg" flood-color="#000000" flood-opacity="1"/><feComposite xmlns="http://www.w3.org/2000/svg" in2="pf_100_offsetBlur" operator="in" result="pf_100_dropShadow"/><feBlend xmlns="http://www.w3.org/2000/svg" in="SourceGraphic" in2="pf_100_dropShadow" mode="normal"/></filter></defs><g opacity="0.57" filter="url(#8asQeMUC1cYyReZJ3A45j1aXBGyDZ0AR)"><path d=" M 683.338 542.13 C 683.274 594.661 905.873 633.577 972.039 826.902 C 1038.205 1020.227 1116.771 582.303 1218.696 565.63 C 1320.62 548.958 953.353 378.296 1004.272 226.945 C 1055.192 75.595 683.369 516.45 683.338 542.13 Z " fill="rgb(22,25,37)" fill-opacity="0.27"/></g><g opacity="0.57"><linearGradient id="_lgradient_1" x1="0" y1="0.5" x2="1" y2="0.5" gradientTransform="matrix(280.292,0,0,276.478,819.854,398.361)" gradientUnits="userSpaceOnUse"><stop offset="0%" stop-opacity="1" style="stop-color:rgb(255,0,204)"/><stop offset="97.3913043478261%" stop-opacity="1" style="stop-color:rgb(51,51,153)"/></linearGradient><ellipse vector-effect="non-scaling-stroke" cx="959.9999999999999" cy="536.6002178076682" rx="140.14598540145982" ry="138.2388337609847" fill="url(#_lgradient_1)" fill-opacity="0.5"/><clipPath id="_clipPath_1TCrRzL9F1OUdzPclLswLFIZtVsEEY1y"><ellipse vector-effect="non-scaling-stroke" cx="959.9999999999999" cy="536.6002178076682" rx="140.14598540145982" ry="138.2388337609847" fill="url(#_lgradient_1)" fill-opacity="0.5"/></clipPath><g clip-path="url(#_clipPath_1TCrRzL9F1OUdzPclLswLFIZtVsEEY1y)"><defs><linearGradient id="_lgradient_2" x1="0" y1="0.5" x2="1" y2="0.5"><stop offset="0%" style="stop-color:#FF758C"/><stop offset="98.26086956521739%" style="stop-color:#FF7EB3"/></linearGradient></defs><path d="M 1024.438 470.246 L 1084.759 470.246 C 1087.063 470.246 1088.934 472.104 1088.934 474.393 L 1088.934 474.393 C 1088.934 476.682 1087.063 478.54 1084.759 478.54 L 1024.438 478.54 C 1022.134 478.54 1020.263 476.682 1020.263 474.393 L 1020.263 474.393 C 1020.263 472.104 1022.134 470.246 1024.438 470.246 Z" style="stroke:none;fill:url(#_lgradient_2);stroke-miterlimit:10;"/><defs><linearGradient id="_lgradient_3" x1="0" y1="0.5" x2="1" y2="0.5"><stop offset="0%" style="stop-color:#3494E6"/><stop offset="98.69565217391305%" style="stop-color:#EC6EAD"/></linearGradient></defs><path d="M 1000.614 495.129 L 1097.372 495.129 C 1099.676 495.129 1101.547 496.987 1101.547 499.276 L 1101.547 499.276 C 1101.547 501.565 1099.676 503.423 1097.372 503.423 L 1000.614 503.423 C 998.309 503.423 996.438 501.565 996.438 499.276 L 996.438 499.276 C 996.438 496.987 998.309 495.129 1000.614 495.129 Z" style="stroke:none;fill:url(#_lgradient_3);stroke-miterlimit:10;"/><defs><linearGradient id="_lgradient_4" x1="0" y1="0.5" x2="1" y2="0.5"><stop offset="0%" style="stop-color:#FF9966"/><stop offset="98.26086956521739%" style="stop-color:#FF5E62"/></linearGradient></defs><path d="M 963.997 520.012 L 1097.551 520.012 C 1099.757 520.012 1101.547 521.802 1101.547 524.008 L 1101.547 524.309 C 1101.547 526.515 1099.757 528.306 1097.551 528.306 L 963.997 528.306 C 961.791 528.306 960 526.515 960 524.309 L 960 524.008 C 960 521.802 961.791 520.012 963.997 520.012 Z" style="stroke:none;fill:url(#_lgradient_4);stroke-miterlimit:10;"/></g></g><path d="M 45.547 1014.907 L 45.547 1014.907 C 48.255 1014.907 50.453 1017.204 50.453 1020.033 L 50.453 1081.873 C 50.453 1084.703 48.255 1087 45.547 1087 L 45.547 1087 C 42.84 1087 40.642 1084.703 40.642 1081.873 L 40.642 1020.033 C 40.642 1017.204 42.84 1014.907 45.547 1014.907 Z" style="stroke:none;fill:#29153B;stroke-miterlimit:10;opacity:0.73;"/><path d="M 34.336 996.936 L 34.336 996.936 C 37.043 996.936 39.241 999.587 39.241 1002.854 L 39.241 1087.082 C 39.241 1090.348 37.043 1093 34.336 1093 L 34.336 1093 C 31.629 1093 29.431 1090.348 29.431 1087.082 L 29.431 1002.854 C 29.431 999.587 31.629 996.936 34.336 996.936 Z" style="stroke:none;fill:#29153B;stroke-miterlimit:10;opacity:0.73;"/><path d="M 1894.04 -2.531 L 1894.106 -2.531 C 1896.795 -2.531 1898.978 -0.348 1898.978 2.34 L 1898.978 57.691 C 1898.978 60.379 1896.795 62.562 1894.106 62.562 L 1894.04 62.562 C 1891.351 62.562 1889.168 60.379 1889.168 57.691 L 1889.168 2.34 C 1889.168 -0.348 1891.351 -2.531 1894.04 -2.531 Z" style="stroke:none;fill:#151733;stroke-miterlimit:10;opacity:0.66;"/><path d="M 1882.861 -3.914 L 1882.861 -3.914 C 1885.569 -3.914 1887.766 -1.45 1887.766 1.586 L 1887.766 73.531 C 1887.766 76.566 1885.569 79.03 1882.861 79.03 L 1882.861 79.03 C 1880.154 79.03 1877.956 76.566 1877.956 73.531 L 1877.956 1.586 C 1877.956 -1.45 1880.154 -3.914 1882.861 -3.914 Z" style="stroke:none;fill:#151733;stroke-miterlimit:10;opacity:0.66;"/><path d="M 1871.65 -11.456 L 1871.65 -11.456 C 1874.357 -11.456 1876.555 -8.992 1876.555 -5.957 L 1876.555 65.988 C 1876.555 69.023 1874.357 71.487 1871.65 71.487 L 1871.65 71.487 C 1868.942 71.487 1866.745 69.023 1866.745 65.988 L 1866.745 -5.957 C 1866.745 -8.992 1868.942 -11.456 1871.65 -11.456 Z" style="stroke:none;fill:#151733;stroke-miterlimit:10;opacity:0.66;"/></g></svg>
\ No newline at end of file
diff --git a/extras/firefox/manifest.json b/extras/firefox/manifest.json
new file mode 100644
index 0000000..010598a
--- /dev/null
+++ b/extras/firefox/manifest.json
@@ -0,0 +1,26 @@
+{
+  "manifest_version": 2,
+  "version": "3.0",
+  "name": "Sweet-Dark",
+  "theme": {
+    "images": {},
+    "properties": {},
+    "colors": {
+      "toolbar": "rgb(22, 25, 37)",
+      "toolbar_text": "rgb(195, 199, 209)",
+      "accentcolor": "rgb(12, 14, 20)",
+      "textcolor": "rgb(85, 84, 91)",
+      "toolbar_field": "rgb(12, 14, 20)",
+      "toolbar_field_text": "rgb(197, 14, 210)",
+	  "toolbar_field_border_focus": "rgb(197, 14, 210)",
+      "tab_line": "rgb(197, 14, 210)",
+      "popup": "rgb(12, 14, 20)",
+      "popup_text": "rgb(195, 199, 209)",
+	  "popup_highlight": "rgb(197, 14, 210)",
+      "tab_loading": "rgb(197, 14, 210)",
+	  "ntp_background": "rgb(22, 25, 37)",
+	  "ntp_text": "rgb(195, 199, 209)",
+	  "sidebar": "rgb(12, 14, 20)"
+    }
+  }
+}
diff --git a/extras/firefox/theme.xpi b/extras/firefox/theme.xpi
new file mode 100644
index 0000000..b789aeb
Binary files /dev/null and b/extras/firefox/theme.xpi differ