fix(add fixed button styling & apply to upload)

app.py

@@ -129,6 +129,10 @@ css = """
     font-weight: 400 !important;
     padding: .5rem 1rem;
 }
+.fixed-height-button {
+    height: fit-content;
+    padding: 1rem .5rem;
+}
 """
 
 def update_client_base_url(model_name):
@@ -234,8 +238,8 @@ with gr.Blocks(css=css, theme=gr.themes.Default(spacing_size="sm", font=[gr.them
             with gr.Row():
                 question = gr.Textbox(label="Question")
             with gr.Row():
-                document = gr.Textbox(label="Document", scale=9)
-                u = gr.UploadButton("Upload", visible=True, file_count="single", file_types=UPLOADABLE_FILE_TYPES, scale=1)
+                document = gr.Textbox(label="Document", scale=4)
+                u = gr.UploadButton("Upload", visible=True, file_count="single", file_types=UPLOADABLE_FILE_TYPES, scale=1, elem_classes="fixed-height-button")
                 file_group = gr.Group(elem_classes="fixed-height-button", visible=False)
                 with file_group:
                     file_name = gr.Markdown("")