Implement `Power up` part of hive power management

Requires:

1. !298 (merged) (to change the inputs to the new)

clive/__private/ui/operations/hive_power_management/power_up/power_up.py

@@ -2,7 +2,7 @@ from __future__ import annotations
 
 from typing import TYPE_CHECKING
 
-from textual.containers import Grid, ScrollableContainer
+from textual.containers import Horizontal, ScrollableContainer, Vertical
 from textual.widgets import Static, TabPane
 
 from clive.__private.ui.get_css import get_css_from_relative_path
@@ -46,10 +46,11 @@ class PowerUp(TabPane, OperationActionBindings):
         with ScrollablePart():
             yield Static("Power up corresponds to a `transfer to vesting` operation", id="operation-name-info")
             yield Notice("Your governance voting power will be increased after 30 days")
-            with Grid(id="power-up-inputs"):
+            with Vertical(id="power-up-inputs"):
                 yield self._receiver_input
-                yield self._asset_input
-                yield GenerousButton(self._asset_input, self._get_hive_balance)  # type: ignore[arg-type]
+                with Horizontal(id="input-with-button"):
+                    yield self._asset_input
+                    yield GenerousButton(self._asset_input, self._get_hive_balance)  # type: ignore[arg-type]
 
     def _get_hive_balance(self) -> Asset.Hive:
         return self.app.world.profile_data.working_account.data.hive_balance