Touch area to close the settings dialog is too small.

### Steps to reproduce

1. Open the setting
2. Try to close the dialog clicking on the cross at top right

### Outcome

#### What did you expect?

I can click on the top right corner of the setting dialog, even if not exactly on the small cross to close the dialog

#### What happened instead?

Touch area is too small and there is no hover effect

### Operating system

all

### Browser information

all

### URL for webapp

develop.element.io

### Application version

Element version: 1519d5672e4c-react-be0f4a1fe52f-js-32bb4b1fc464 Olm version: 3.2.8

### Homeserver

any

### Will you send logs?

No