1 files changed, 105 insertions, 1 deletions
diff --git a/browser/components/aboutwelcome/content/aboutwelcome.css b/browser/components/aboutwelcome/content/aboutwelcome.css
index aa0445e0ef..4e86b29e5d 100644
--- a/browser/components/aboutwelcome/content/aboutwelcome.css
+++ b/browser/components/aboutwelcome/content/aboutwelcome.css
@@ -1896,6 +1896,32 @@ html {
   .onboardingContainer .screen[pos=split][no-rdm] {
     width: 800px;
   }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] {
+    flex-direction: row-reverse;
+  }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] .section-main {
+    margin: auto;
+    margin-inline-end: 0;
+    border-radius: 8px 0 0 8px;
+  }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] .section-main .main-content {
+    border-radius: inherit;
+  }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] .section-main:dir(rtl) {
+    border-radius: 0 8px 8px 0;
+    margin: auto;
+    margin-inline-end: 0;
+  }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] .section-secondary {
+    margin: auto;
+    margin-inline-start: 0;
+    border-radius: 0 8px 8px 0;
+  }
+  .onboardingContainer .screen[pos=split][no-rdm][reverse-split] .section-secondary:dir(rtl) {
+    border-radius: 8px 0 0 8px;
+    margin: auto;
+    margin-inline-start: 0;
+  }
 }
 @media only screen and (height <= 650px) and (800px <= width <= 990px) {
   .onboardingContainer .screen[pos=split] .section-main .secondary-cta.top {
@@ -2091,6 +2117,81 @@ html {
   border-radius: 8px;
   outline: 2px solid var(--in-content-primary-button-background);
 }
+.onboardingContainer .tiles-theme-section.wallpaper {
+  justify-content: center;
+  gap: 10px;
+}
+.onboardingContainer .tiles-theme-section.wallpaper:hover, .onboardingContainer .tiles-theme-section.wallpaper:focus-within {
+  outline: none;
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme {
+  flex: unset;
+  width: unset;
+  transition: var(--transition);
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme:has(.input:focus) {
+  outline: 2px solid var(--in-content-primary-button-background);
+  outline-offset: 2px;
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon {
+  width: 116px;
+  height: 86px;
+  border-radius: 8px;
+  box-shadow: 0 1px 2px 0 rgba(58, 57, 68, 0.2);
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon:hover {
+  filter: brightness(45%);
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-landscape {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-landscape.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-beach {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-beach.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-color {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-color.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-mountain {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-mountain.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-panda {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-panda.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.dark-sky {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/dark-sky.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-beach {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-beach.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-color {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-color.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-landscape {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-landscape.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-mountain {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-mountain.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-panda {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-panda.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .theme .icon.light-sky {
+  background-image: url("chrome://activity-stream/content/data/content/assets/wallpapers/light-sky.avif");
+}
+.onboardingContainer .tiles-theme-section.wallpaper .dark {
+  display: none;
+}
+.onboardingContainer .tiles-theme-section.wallpaper .text {
+  display: none;
+}
+@media (prefers-color-scheme: dark) {
+  .onboardingContainer .tiles-theme-section.wallpaper .light {
+    display: none;
+  }
+  .onboardingContainer .tiles-theme-section.wallpaper .dark {
+    display: block;
+  }
+}
 .onboardingContainer .tiles-theme-section .theme {
   align-items: center;
   display: flex;
@@ -2121,10 +2222,13 @@ html {
 .onboardingContainer .tiles-theme-section .theme .icon:dir(rtl) {
   transform: scaleX(-1);
 }
-.onboardingContainer .tiles-theme-section .theme .icon:focus, .onboardingContainer .tiles-theme-section .theme .icon:active, .onboardingContainer .tiles-theme-section .theme .icon.selected {
+.onboardingContainer .tiles-theme-section .theme .icon:focus-visible, .onboardingContainer .tiles-theme-section .theme .icon:active, .onboardingContainer .tiles-theme-section .theme .icon.selected {
   outline: 2px solid var(--in-content-primary-button-background);
   outline-offset: 2px;
 }
+.onboardingContainer .tiles-theme-section .theme .icon.selected {
+  outline-color: var(--color-accent-primary-active);
+}
 .onboardingContainer .tiles-theme-section .theme .icon.light {
   background-image: url("resource://builtin-themes/light/icon.svg");
 }