upd

app.py

@@ -94,6 +94,21 @@ input, textarea, select {
 .number-input, .textbox {
     background: #1A1A1A !important;
 }
+
+/* Force all white boxes to be dark */
+.block, .form, .input-wrap, .wrap {
+    background: #0A0A0A !important;
+}
+
+/* Code editor backgrounds */
+.cm-editor, .cm-scroller, .code-wrap {
+    background: #1A1A1A !important;
+}
+
+/* Slider number displays */
+.slider-number {
+    background: #1A1A1A !important;
+}
 """
 
 with gr.Blocks(css=custom_css, title="TinySQL Demo", theme=gr.themes.Base()) as demo: