Webclient: position buttons

[rx]

grid do
    column 6 do
      headline 'Outside Form'
      text_field
      text_field
      button 'Cancel', position: :right # BUG - filed as issue 
      button 'Continue', type: :raised, position: :right
    end
end

This results in the cancel button being hidden by the continue button.
Expected: Inline elements floating to the right would appear side by side.

[jadefish]

Currently, decorating a button with position: :right applies the following styles:

position: absolute;
right: 0;

Consider introducing an align attribute for the Grid component which would set the justify-items property of the grid's div.mdc-layout-grid__inner element accordingly.

The implementation of the Button component's position property would then need to be changed to set the justify-self property to start, end, etc.