Updated text on the signup button to 'Login'.

index.html

@@ -628,7 +628,7 @@ <h2 class="uppercase">What power-up do you find most helpful?</h2>
         </div>
         <div id="faqbtn">
             <a href="./Login_and_Signup/index.html">
-                <button class="faq-btn">Signup</button>
+                <button class="faq-btn">Login</button>
             </a>
         </div>