body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

h1, h2 {
    text-align: center;
}

#login-container, #crud-container {
    text-align: center;
}

#crud-container input[type="text"], #crud-container input[type="password"] {
    margin: 5px;
}

#crud-container button {
    margin: 5px;
}

#records-list {
    list-style-type: none;
    padding: 0;
}

#records-list li {
    margin-bottom: 5px;
}