/* Базовая стилизация */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f5f5f5;
}

.auth-form {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 350px;
}

.auth-form h2 {
    margin-bottom: 20px;
    text-align: center;
    color: #333;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #555;
}

.form-group input {
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.form-group input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 5px rgba(0,123,255,0.5);
}

.btn-submit {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.btn-submit:hover {
    background-color: #0056b3;
}

/* Медиа-запросы для мобильных устройств */
@media (max-width: 480px) {
    .auth-form {
        padding: 15px;
    }

    .form-group input {
        font-size: 14px;
    }

    .btn-submit {
        font-size: 14px;
        padding: 8px;
    }
}