/* Základní styl stránky */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #2c3e50, #4ca1af);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
}

/* Kontejner pro obsah */
.container {
    max-width: 600px;
    padding: 20px;
    border: 2px solid #ffffff;
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.5);
}

/* Styl animovaných ozubených kol */
.animation {
    margin: 20px auto;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.gear {
    width: 50px;
    height: 50px;
    background: #ffffff;
    border-radius: 50%;
    position: relative;
    animation: spin 2s linear infinite;
}

.gear:before,
.gear:after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    background: #2c3e50;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.gear:after {
    width: 25px;
    height: 25px;
    border: 2px solid #2c3e50;
    animation: reverse-spin 2s linear infinite;
}

/* Animace */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes reverse-spin {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}