How To Group Elements
You have two options here.
Option 1: Click the Select tool on the left menu, then click your mouse and drag to highlight all elements you want to group. Since a picture speaks a thousand words, let's speak 5000 words and just show you here...
Option 2: Press the shift key on your keyboard, then click your mouse to select each Element you want to group. Then, right click and select Group. If you are a visual learner, watch this. Easy.
🔥 PRO TIP: You can even link multiple Groups together like this...