login 

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>cogit - login</title>
  <style>
    .centered { text-align: center; }
    .ul-form {
      padding: 0;
      list-style-type: none;
    }
    .flat-field {
      margin: 5px;
      font-size: 18px;
      background: white;
      border-width: 1px;
      border-style: solid;
      border-color: #B4C2AA;
      border-radius: 0px;
    }
    .flat-field:invalid {
      border-color: lightcoral;
    }
    .flat-button {
      margin: 10px;
      box-shadow: none;
      background: none;
      background-color: #F5FFE2;
      border-radius: 6px;
      border: 3px solid #B4C2AA;
      font-weight: bold;
      padding: 5px 20px;
      cursor: default;
      color: black;
      font-size: 16px;
      text-decoration: none;
      text-shadow: 1px 1px 0px white;
    }

    .flat-button:hover {
      background-color: var(--color-2);
    }
  </style>
</head>
<body>
  <h1 class="centered">Login</h1>
  <form action="/login" method="post">
    <ul class="centered ul-form">
      <li><input type="text" class="flat-field" name="username" placeholder="User" autofocus></li>
      <li><input type="password" class="flat-field" name="password" placeholder="Password"></li>
      <li><input type="submit" class="flat-button" value="Login"></li>
    </ul>
  </form>
</body>
</html>