The account widget position is not correct sometimes

[hsluoyz]

See: http://1.13.13.178:8000/ deployed by @sh1luo

But for some other cases, like the official demo: https://door.casbin.com/ , the position is correct:

We need to fix this bug.

[casbin-bot]

@sh1luo @kininaru @1340908470 @oranges-eating

[turbodog03]

working on this