:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --font-size-base: 16px;
    --spacing-base: 16px;
}

body {
    font-family: Arial, sans-serif;
    font-size: var(--font-size-base);
    margin: 0;
    padding: var(--spacing-base);
    color: var(--primary-color);
    background-color: #f4f4f4;
}

header, footer {
    text-align: center;
    padding: var(--spacing-base);
    background-color: var(--secondary-color);
    color: white;
}

form {
    background-color: white;
    padding: var(--spacing-base);
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: auto;
}

label {
    display: block;
    margin-bottom: 8px;
}

input, textarea, button {
    width: 100%;
    padding: 8px;
    margin-bottom: var(--spacing-base);
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: darken(var(--primary-color), 10%);
}

section {
    margin-top: var(--spacing-base);
}

ol {
    padding-left: 20px;
}

@media (max-width: 600px) {
    body {
        font-size: 14px;
    }

    form {
        padding: 8px;
    }

    header, footer {
        padding: 8px;
    }
}

/* Prosta animacja */
button {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}