How do I incorperate a line break in a web app? (HTML,CSS)

So I have been researching this for the past 10 or so minutes and am now bringing it to this community. I don't know how to make a break like this:

I know there used to be an "hr" tag like so,

---

but its depreciated and I'd prefer to use something else. Its a common thing for login pages where its Email login "or" login with a social account. If you have any tips or find anything, please link it down below!

Thanks in advance!!