body {
    font-family: 'Poppins', sans-serif;
    background-color: #FFD900;
    color: #000;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.container, .login-container, .logout-container {
    background: #fff9d6;
    border-radius: 12px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
    padding: 30px;
    text-align: center;
    width: 90%;
    max-width: 420px;
}
.logo {
    width: 90px;
    margin-bottom: 20px;
}
h1 {
    color: #000;
}
button {
    background-color: #000;
    color: #FFD900;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
}
button:hover {
    background-color: #222;
}
input, textarea {
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #ccc;
}
textarea {
    height: 80px;
}
.logout {
    display: inline-block;
    margin-top: 15px;
    color: #000;
    text-decoration: underline;
}
.error {
    color: red;
}