URL: https://www.detik.com/mostpopular?utm_source=wpmdetikcom&utm_medium=boxmostpop&utm_campaign=mostpop&_ga=2.29677625.76194526.1509358376-2074798184.1509358376&fa=detik.callback&code=n9kIIxp8Piq23gQ3ahGgmih7SD1sSZ

Browser / Version: Firefox Mobile Nightly 58.0a1 (2017-10-30)
Operating System: Huawei P10 (Android 7.0) - 1080 x 1920 pixels (~432 ppi pixel density)
Tested Another Browser: Yes

Problem type: Design is broken
Description: The drop down button overlaps the username

Prerequisites:

1. Account created and signed in.

Steps to Reproduce:

1. Navigate to: https://www.detik.com/mostpopular?utm_source=wpmdetikcom&utm_medium=boxmostpop&utm_campaign=mostpop&_ga=2.29677625.76194526.1509358376-2074798184.1509358376&fa=detik.callback&code=n9kIIxp8Piq23gQ3ahGgmih7SD1sSZ
2. Observe the username's drop down button.

Expected Behavior:
The drop down button is displayed on the left of the username.

Actual Behavior:
The drop down button overlaps the username.

Notes:

1. The issue is also reproducible on Firefox 56.0 Release (Mobile).
2. The issue is not reproducible on Chrome (Mobile) 61.0.3163.98.

Watchers:
@softvision-oana-arbuzov
@softvision-sergiulogigan

sv; country: id

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