* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.container {
    text-align: center;
    z-index: 10;
}

.celebrate-btn {
    padding: 20px 50px;
    font-size: 24px;
    font-weight: bold;
    color: white;
    background: linear-gradient(45deg, #f093fb 0%, #f5576c 100%);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.celebrate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.celebrate-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.celebrate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

.celebrate-btn:hover::before {
    left: 100%;
}

#message {
    font-size: 48px;
    color: white;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInBounce 1s ease-out;
}

.quotes {
    margin-top: 40px;
    color: white;
    font-size: 20px;
    animation: fadeIn 2s ease-out;
}

.quote {
    font-style: italic;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hidden {
    display: none;
}

@keyframes fadeInBounce {
    0% {
        opacity: 0;
        transform: translateY(-50px);
    }
    60% {
        opacity: 1;
        transform: translateY(10px);
    }
    100% {
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Responsive design */
@media (max-width: 600px) {
    .celebrate-btn {
        padding: 15px 40px;
        font-size: 20px;
    }
    
    #message {
        font-size: 36px;
    }
    
    .quotes {
        font-size: 16px;
        padding: 0 20px;
    }
}