title: How to center TextField using Xcode constraints?
body: <p>I am new to iOS and am trying to align these TextFields in iOS. Below is how I would like it to look on an iPhone 7.</p>
  
  <p><a href="https://i.stack.imgur.com/99B3y.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/99B3y.png" alt="Centered Image"></a></p>
  
  <p>However, on the iPhone 7 Plus, the TextField shifts to the left of the center, despite my constraints.</p>
  
  <p><a href="https://i.imgur.com/Ut9l8dc.png" rel="nofollow noreferrer"><img src="https://i.imgur.com/Ut9l8dc.png" alt="Non Centered Image"></a>
  Why is this? I have a constraint that aligns them to the Center, as seen on the right part of the screenshot.</p>