* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background: #f7f7f7;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
    text-align: center;
}

header {
    background: linear-gradient(135deg, #ff4e50, #f9d423);
    color: white;
    padding: 30px 20px;
    border-radius: 10px;
}

.app-logo {
    width: 120px;
    margin: 20px 0;
}

.content {
    background: white;
    padding: 30px 20px;
    margin-top: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.download-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 15px 30px;
    background-color: #ff4e50;
    color: white;
    text-decoration: none;
    font-size: 50px;
    border-radius: 50px;
    transition: 0.3s ease-in-out;
}

.download-btn:hover {
    background-color: #e64548;
    transform: scale(1.05);
}

.img-gallery {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

.img-gallery img {
    width: 180px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
}

footer {
    margin-top: 30px;
    font-size: 14px;
    color: #777;
}

/* Animations */
.fade-in {
    animation: fadeIn 1.5s ease-in;
}

.slide-up {
    animation: slideUp 1.2s ease-in-out;
}

.bounce {
    animation: bounce 2s infinite;
}

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

@keyframes slideUp {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}