Headline style and translation

**Is your feature request related to a problem? Please describe.**

Current headline style looks like a browser warning (see below), careless users may totally ignore it, non-English users don't understand it.


**Describe the solution you'd like**
A clear and concise description of what you want to happen.

**Describe alternatives you've considered**
A clear and concise description of any alternative solutions or features you've considered.

**Additional context**
Add any other context or screenshots about the feature request here.

No file, test, or entry point is identified; begin by reviewing the two attached screenshots and locating the headline UI and its translation entry points in bitshares-ui. Done means a revised headline presentation and understandable translated text, but the issue does not define the target wording or visual design.

Written by the indexing model from the issue text.