Hi im new to solidworks. For fun i am trying to model a bike frame. Here is a photo of the frame that i am trying to recreate.

How would i go about creating this connection?

I tried to follow this tutorial: https://www.lynda.com/SOLIDWORKS-tutorials/Modeling-Bicycle-Frame-SOLIDWORKS/363227-2.html but my head tub is not wider than the bottom tube and i have trouble creating these

shape.

Here is a picture of my model: