Add 'duckduckgo.css'

duckduckgo.css

@@ -0,0 +1,27 @@
+@-moz-document url-prefix("https://duckduckgo.com/") {
+:root {
+    --border-radius-large: 8px; 
+    --search-bgd-02: #17191E;
+    --search-bgd-03: #1A1C23;
+    --search-bgd-04: #282828;
+    --theme-col-txt-title: #7799E5;
+}
+
+.nrn-react-div {
+    border-radius: var(--border-radius-large);
+    padding-top: 1.2rem;
+    padding-right: 22px;
+    padding-bottom: 1.7rem;
+    padding-left: 22px;
+    margin-bottom: -2.0rem;
+    background-color: var(--search-bgd-04);
+}
+
+.eVNpHGjtxRBq_gLOfGDr, .eVNpHGjtxRBq_gLOfGDr:active, .eVNpHGjtxRBq_gLOfGDr:focus, .eVNpHGjtxRBq_gLOfGDr:hover {
+    color: #7799E5;
+}
+
+.nYs5EPJFwdhisN0E7MCB .wAo0g6uUc98EWmmASZLv::after {
+    background: var(--search-bgd-04);
+}
+}