.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.play-button:hover {
    background-color: rgba(106, 17, 203, 0.9);
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button i {
    color: white;
    font-size: 24px;
}

.demo-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.demo-card {
    transition: transform 0.3s ease;
}

.demo-card:hover {
    transform: translateY(-5px);
}

.demo-info {
    padding: 15px 0;
}

.demo-info h3 {
    margin-bottom: 5px;
    font-size: 18px;
}

.demo-info p {
    color: #666;
    font-size: 14px;
}

/* Animationen für den Play/Pause-Button */
.fa-play, .fa-pause {
    transition: all 0.2s ease;
}

.play-button.playing {
    background-color: rgba(106, 17, 203, 0.9);
}