removing unneccesary css

exo/tinychat/index.css

@@ -490,14 +490,4 @@ p {
 
 .clear-history-button i {
   font-size: 14px;
-}
-
-.model-select option.model-not-downloaded {
-  color: #888;
-  font-style: italic;
-}
-
-.model-select option.model-downloaded {
-  color: inherit;
-  font-weight: 500;
 }