Help me omgggggggg?

I am 18 I just turned 18 I was talking to a boy in a nightclub so he looked 17/18 I ended up hooking up with him he is 16 OMG But I don’t talk to him anymore but I still feel sick I’m a girl that got with a younger boy (it was all ok tho he was the one who asked me to have s-X with him ) but I still can’t stop thinking I got with a 16 ur old I’m 2005 he is 2007
Help me omgggggggg?
Post Opinion