styling changes and cleaning out html files a bit

templates/signin.html

@@ -1,7 +1,7 @@
 {% extends 'base.html' %}
 
 {% block content %}
-<h1>Sign in</h1>
+<h1 style="text-decoration: underline;"> Sign in to your account</h1>
 
 {% with messages = get_flashed_messages() %}
   {% if messages %}
@@ -13,15 +13,14 @@
   {% endif %}
 {% endwith %}
 
-<form action="{{ url_for('signin') }}" method="POST">
+<form action="{{ url_for('signin') }}" method="POST" class="signup">
     <label for="username">Username:</label>
     <input type="text" id="username" name="username" required><br><br>
 
     <label for="password">Password:</label>
     <input type="password" id="password" name="password" required><br><br>
 
-    <button type="submit">Sign In</button>
+    <button type="submit" style="font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif; border-color: gray; border-radius: 4px; border-width: 4px; margin-bottom: 20px;">Sign In</button>
+    <p>Don't have an account? <a href="{{ url_for('signup') }}">Create one</a></p>
 </form>
-
-<p>Don't have an account? <a href="{{ url_for('signup') }}">Sign up</a></p>
 {% endblock %}