Update sign_in.md

I corrected the alt text and added a link to relevant content.

AXS/sign_in.md

@@ -7,20 +7,20 @@ title: Sign In
 Complete the following steps to sign in to the app:
 
 <ol>
-  <li>From the landing screen, select the profile button.</li>
+  <li>Access the <strong>profile</strong> screen. See <a href="{{ site.baseurl }}/AXS/navigate_app">Navigate the App</a> for more information about how to access the <strong>profile</strong> screen.</li>
     <img src="{{ site.baseurl }}/AXS/pictures/create_an_account/create_an_account_step_1.jpg"
   alt="Step 1"  width="250"/>
   <li>Select <strong>Log In or Sign Up</strong>.</li>
   <img src="{{ site.baseurl }}/AXS/pictures/sign_in/sign_in_step_2.jpg"
-  alt="Step 1"  width="250"/>
+  alt="Step 2"  width="250"/>
   <li>Select <strong> Log In</strong>.</li>
   <img src="{{ site.baseurl }}/AXS/pictures/sign_in/sign_in_step_3.jpg"
-  alt="Step 1"  width="250"/>
+  alt="Step 3"  width="250"/>
   <li>Enter your email address and password. Then, select <strong>Continue</strong>.</li>
   <img src="{{ site.baseurl }}/AXS/pictures/sign_in/sign_in_step_4.jpg"
-  alt="Step 1"  width="250"/>
+  alt="Step 4"  width="250"/>
   <li>Select <strong>Send Code Via Text</strong> to verify your account.</li>
   <img src="{{ site.baseurl }}/AXS/pictures/sign_in/sign_in_step_5.jpg"
-  alt="Step 1"  width="250"/>
+  alt="Step 5"  width="250"/>
   <li>Enter the six digit code that was sent to your phone number.</li>
 </ol>