Envelope hover radius doesn't match active thread radius

[ChristophWurst]

Steps to reproduce

1. Open the app
2. Configure an account
3. Open an envelope
4. Hover the envelope again

Expected behavior

Active and hover have the same radius.

Actual behavior

Mail app version

v1.4 46c445b

Mailserver or service

No response

Operating system

No response

PHP engine version

No response

Web server

No response

Database

No response

Additional info

mail/src/components/Envelope.vue

Line 650 in ca3f929

.list-item-style.active {