<form action="login.php" method="POST">

       <fieldset>

       <legend>Login</legend>

       <p>

           <label>Username:</label>

           <input type="text" name="username" placeholder="username..." />

       </p>

       <p>

           <label>Password:</label>

           <input type="password" name="password" placeholder="password..." />

       </p>

       <p>

           <label><input type="checkbox" name="remember" value="remember" /> Remember me</label>

       </p>

       <p>

           <input type="submit" name="submit" value="Login" />

       </p>

       </fieldset>

   </form>