.heart {
    position: fixed;
    bottom: -20px;
    opacity: 0;
    animation: floatHeart 4s linear;
    z-index: 9999;
    color: #ff69b4;
    font-size: 36px;
}

@keyframes floatHeart {
    0% {
        transform: translateY(0) scale(0.5);
        opacity: 0.9;
    }
    30% {
        opacity: 0.9;
    }
    70% {
        transform: translateY(-70vh) scale(1.2);
        opacity: 0;
    }
    100% {
        transform: translateY(-100vh) scale(1.5);
        opacity: 0;
    }
} 