Hi @ssfc there is default announcement bar in shopify refresh theme, if you are not liking it then you need to add the custom code to accomplish the same, without custom code you will not be able to accomplish the same.
If you will unable to implement the same then I’m happy to do this for you, let me know. I can implement the code changes so that this will work well for you.
Hopefully it will help you. If yes then Please don’t forget hit Like and Mark it as solution!
Best Regards
Sahil