body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
}
.container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
}
.platform {
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    width: 100%;
    max-width: 300px;
    box-sizing: border-box;
}
.facebook-container { background-color: #1877F2; }
.youtube-container { background-color: #FF0000; }
.tiktok-container { background-color: #000000; }
.btn {
    display: block;
    width: 100%;
    max-width: 250px;
    margin: 10px auto;
    padding: 12px;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
    border-radius: 8px;
    transition: transform 0.3s, opacity 0.3s;
}
.facebook { background-color: #3b5998; }
.youtube { background-color: #CC0000; }
.tiktok { background-color: #222222; }
.btn.hidden {
    opacity: 0;
    transform: scale(0);
    transition: opacity 0.5s, transform 0.5s;
}
.logo-container {
    background-color: white;
    padding: 10px;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 10px;
}
.logo-container img {
    width: 60px;
    height: 60px;
}
@media (max-width: 768px) {
    .container {
        flex-direction: column;
        align-items: center;
    }
    .platform {
        width: 90%;
        max-width: 350px;
    }
    .btn {
        max-width: 250px;
        font-size: 18px;
        padding: 14px;
    }
    .logo-container img {
        width: 50px;
        height: 50px;
    }
}