Backspace key will redirect you to the homepage of steemgigs instead of redirecting to the previous textbox

Expected behavior

Backspace key will redirect you to the previous textbox page

Actual behavior

When you press backspace key without pointing the cursor to textbox form it will redirect you to the homepage of steemgigs

How to reproduce

• Device: ASUS X450CA
• Browser: Microsoft Edge 41.16299.248.0
• Operating system: Windows 10 Home

1. Open Microsoft Edge and Load up steemgigs.org
2. Create a gig and Fill up the forms
3. Click save and proceed
4. Fill up again the form and click save and proceed
5. Without placing/clicking the cursor to the textbox PRESS backspace

Recording Of The Bug