body {
    margin: 0;
    padding: 0;
    background: #ffdde1;
    overflow: hidden;
    font-family: 'Arial', sans-serif;
    text-align: center;
}

h1 {
    margin-top: 18vh;
    font-size: 28px;
    color: #b30059;
    text-shadow: 0 0 10px white;
    animation: fadeIn 3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.corazon, .petalo {
    position: absolute;
    top: -10vh;
    animation: caer 6s linear infinite;
    opacity: 0.8;
}

@keyframes caer {
    0% { transform: translateY(-10vh) rotate(0deg); }
    100% { transform: translateY(110vh) rotate(360deg); }
}

/* Botón animado */
#botonSi {
    margin-top: 40px;
    padding: 15px 30px;
    font-size: 22px;
    background: #ff4d88;
    color: white;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    animation: latido 1.5s infinite;
    box-shadow: 0 0 15px rgba(255, 0, 100, 0.5);
}

@keyframes latido {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

#botonSi:hover {
    background: #ff1a66;
}

/* Mensaje final */
#respuesta {
    margin-top: 30px;
    font-size: 26px;
    color: #b30059;
    opacity: 0;
    transition: opacity 1.5s ease;
}

/* Fotos flotantes */
.fotoFlotante {
    position: absolute;
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 0 15px rgba(255, 0, 100, 0.6);
    animation: flotar 8s ease-in-out infinite alternate;
}

@keyframes flotar {
    0% { transform: translateY(0px) rotate(-3deg); }
    100% { transform: translateY(-20px) rotate(3deg); }
}