Ping single column coming soon page using CSS flexbox

Project status:

• [x] View the optimal layout for the site depending on their device's screen size
• [x] See hover states for all interactive elements on the page
• [x] Submit their email address using an input field
• [x] Receive an error message when the form is submitted if:
• [x] The input field is empty. The message for this error should say "Whoops! It looks like you forgot to add your email".
• [x] The email address is not formatted correctly (i.e. a correct email address should have this structure: [email protected]). The message for this error should say "Please provide a valid email address"