Font unit has become 1.25 times

Meteor.js: 2.5.1
Android version: 11
Android system: MIUI 12.5.5
I use meteor create test --minimal create minimal meteor app, then add android platform meteor add-platform android, then run on android device.
I set the font-size: 50px, the computed show 62.5px.
i set the line-height: 50px, the computed show 62.5px.
I set the height: 50px, the computed show 50px.

Anyone can help me to fix it? Thanks very much.