body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #ff9a9e, #fad0c4);
    text-align: center;
    overflow-x: hidden;
    transition: 0.5s;
}

.title {
    margin-top: 30px;
    color: #ff3366;
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.box, .mood {
    margin: 30px;
}

button {
    padding: 12px 20px;
    margin: 10px;
    border: none;
    border-radius: 25px;
    background: #ff4d6d;
    color: white;
    font-size: 15px;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    transform: scale(1.1);
    background: #e63950;
}

#mood {
    margin-top: 20px;
}

#message {
    margin-top: 30px;
    font-size: 18px;
    font-weight: bold;
    color: #b30059;
}