Hello
There are many treatment options.
If the gap between your teeths is less than 2mm a normal filling, aesthetic crown, cosmetic veneers will help.
If the gap is more than 2mm an orthodontic treatment might be advised.
Braces are of various types.... An invisible brace can be opted if aesthetics is your concern.
There are various options like Invisalign also.
Next Steps
visit a nearby dentist to get assisted better