Updated jinja templates and css to better enable product alteration

templates/login.html

@@ -3,9 +3,17 @@
 <div id="input-form-wrap">
     <h2>Login</h2>
     <form class="input-form" method="POST">
-        <input type="text" id="username" name="username" placeholder="Username" required>
-        <input type="password" id="password" name="password" placeholder="Password" required>
-        <input type="submit" id="login" value="Login">
+        <div class="input-form-row">
+            <input type="text" id="username" name="username" placeholder="Username" required>
+        </div>
+
+        <div class="input-form-row">
+            <input type="password" id="password" name="password" placeholder="Password" required>
+        </div>
+
+        <div class="input-form-row">
+            <input type="submit" id="login" value="Login">
+        </div>
     </form>
     
     <div id="create-account-wrap">