Update sd-config/config.json

sd-config/config.json

@@ -136,7 +136,7 @@
     "ui_reorder": "inpaint, sampler, checkboxes, hires_fix, dimensions, cfg, seed, batch, override_settings, scripts",
     "ui_extra_networks_tab_reorder": "",
     "localization": "zh_CN",
-    "gradio_theme": "Default",
+    "gradio_theme": "gradio/base",
     "show_progressbar": true,
     "live_previews_enable": true,
     "show_progress_grid": true,